Home / 732,549,645.90-1,098,966,186.45-214,996,970.70

Finding the Fourth Proportional to 732,549,645.90, 1,098,966,186.45 and 214,996,970.70

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Solution

The fourth proportional to 732,549,645.90, 1,098,966,186.45 and 214,996,970.70 is: 322,537,048.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,549,645.90 : 1,098,966,186.45 = 214,996,970.70 : x
  2. Step 2: Convert to fraction form
    732,549,645.90/1,098,966,186.45 = 214,996,970.70/x
  3. Step 3: Cross multiply
    732,549,645.90x = 1,098,966,186.45 × 214,996,970.70
  4. Step 4: Simplify right side
    732,549,645.90x = 236,274,400,988,481,376
  5. Step 5: Solve for x
    x = 236,274,400,988,481,376/732,549,645.90
  6. Step 6: Final answer
    x = 322,537,048.94

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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.