Home / 15,538,183,209.60-23,307,274,814.40-13,742,337,782.40

Finding the Fourth Proportional to 15,538,183,209.60, 23,307,274,814.40 and 13,742,337,782.40

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Solution

The fourth proportional to 15,538,183,209.60, 23,307,274,814.40 and 13,742,337,782.40 is: 20,613,506,673.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,538,183,209.60 : 23,307,274,814.40 = 13,742,337,782.40 : x
  2. Step 2: Convert to fraction form
    15,538,183,209.60/23,307,274,814.40 = 13,742,337,782.40/x
  3. Step 3: Cross multiply
    15,538,183,209.60x = 23,307,274,814.40 × 13,742,337,782.40
  4. Step 4: Simplify right side
    15,538,183,209.60x = 320,296,443,286,709,075,968
  5. Step 5: Solve for x
    x = 320,296,443,286,709,075,968/15,538,183,209.60
  6. Step 6: Final answer
    x = 20,613,506,673.60

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Double scale
Find fourth proportional to 15,538,183,210.60, 23,307,274,815.90 and 13,742,337,783.40
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.