Home / 94,752,000.30-142,128,000.45-40,899,312.30

Finding the Fourth Proportional to 94,752,000.30, 142,128,000.45 and 40,899,312.30

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Solution

The fourth proportional to 94,752,000.30, 142,128,000.45 and 40,899,312.30 is: 61,348,968.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,752,000.30 : 142,128,000.45 = 40,899,312.30 : x
  2. Step 2: Convert to fraction form
    94,752,000.30/142,128,000.45 = 40,899,312.30/x
  3. Step 3: Cross multiply
    94,752,000.30x = 142,128,000.45 × 40,899,312.30
  4. Step 4: Simplify right side
    94,752,000.30x = 5,812,937,476,979,090
  5. Step 5: Solve for x
    x = 5,812,937,476,979,090/94,752,000.30
  6. Step 6: Final answer
    x = 61,348,968.45

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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.