Home / 60,568,742,972.40-90,771,902,074.40-47,139,242,184.24

Finding the Fourth Proportional to 60,568,742,972.40, 90,771,902,074.40 and 47,139,242,184.24

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Solution

The fourth proportional to 60,568,742,972.40, 90,771,902,074.40 and 47,139,242,184.24 is: 70,645,657,568.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,568,742,972.40 : 90,771,902,074.40 = 47,139,242,184.24 : x
  2. Step 2: Convert to fraction form
    60,568,742,972.40/90,771,902,074.40 = 47,139,242,184.24/x
  3. Step 3: Cross multiply
    60,568,742,972.40x = 90,771,902,074.40 × 47,139,242,184.24
  4. Step 4: Simplify right side
    60,568,742,972.40x = 4,278,918,675,409,258,151,936
  5. Step 5: Solve for x
    x = 4,278,918,675,409,258,151,936/60,568,742,972.40
  6. Step 6: Final answer
    x = 70,645,657,568.94

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Double scale
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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.