Home / 1,409,472,001.60-2,114,208,002.40-1,042,139,982.40

Finding the Fourth Proportional to 1,409,472,001.60, 2,114,208,002.40 and 1,042,139,982.40

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Solution

The fourth proportional to 1,409,472,001.60, 2,114,208,002.40 and 1,042,139,982.40 is: 1,563,209,973.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,472,001.60 : 2,114,208,002.40 = 1,042,139,982.40 : x
  2. Step 2: Convert to fraction form
    1,409,472,001.60/2,114,208,002.40 = 1,042,139,982.40/x
  3. Step 3: Cross multiply
    1,409,472,001.60x = 2,114,208,002.40 × 1,042,139,982.40
  4. Step 4: Simplify right side
    1,409,472,001.60x = 2,203,300,690,411,075,328
  5. Step 5: Solve for x
    x = 2,203,300,690,411,075,328/1,409,472,001.60
  6. Step 6: Final answer
    x = 1,563,209,973.60

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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.