Home / 103,435,908.30-155,153,862.45-94,701,905.10

Finding the Fourth Proportional to 103,435,908.30, 155,153,862.45 and 94,701,905.10

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Solution

The fourth proportional to 103,435,908.30, 155,153,862.45 and 94,701,905.10 is: 142,052,857.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,435,908.30 : 155,153,862.45 = 94,701,905.10 : x
  2. Step 2: Convert to fraction form
    103,435,908.30/155,153,862.45 = 94,701,905.10/x
  3. Step 3: Cross multiply
    103,435,908.30x = 155,153,862.45 × 94,701,905.10
  4. Step 4: Simplify right side
    103,435,908.30x = 14,693,366,357,638,352
  5. Step 5: Solve for x
    x = 14,693,366,357,638,352/103,435,908.30
  6. Step 6: Final answer
    x = 142,052,857.65

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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.