Home / 103,506,070,233.30-155,259,105,349.95-99,442,743,206.10

Finding the Fourth Proportional to 103,506,070,233.30, 155,259,105,349.95 and 99,442,743,206.10

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Solution

The fourth proportional to 103,506,070,233.30, 155,259,105,349.95 and 99,442,743,206.10 is: 149,164,114,809.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,506,070,233.30 : 155,259,105,349.95 = 99,442,743,206.10 : x
  2. Step 2: Convert to fraction form
    103,506,070,233.30/155,259,105,349.95 = 99,442,743,206.10/x
  3. Step 3: Cross multiply
    103,506,070,233.30x = 155,259,105,349.95 × 99,442,743,206.10
  4. Step 4: Simplify right side
    103,506,070,233.30x = 15,439,391,343,723,906,334,720
  5. Step 5: Solve for x
    x = 15,439,391,343,723,906,334,720/103,506,070,233.30
  6. Step 6: Final answer
    x = 149,164,114,809.15

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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.