Home / 268,272,030.30-402,408,045.45-95,943,428.70

Finding the Fourth Proportional to 268,272,030.30, 402,408,045.45 and 95,943,428.70

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Solution

The fourth proportional to 268,272,030.30, 402,408,045.45 and 95,943,428.70 is: 143,915,143.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,272,030.30 : 402,408,045.45 = 95,943,428.70 : x
  2. Step 2: Convert to fraction form
    268,272,030.30/402,408,045.45 = 95,943,428.70/x
  3. Step 3: Cross multiply
    268,272,030.30x = 402,408,045.45 × 95,943,428.70
  4. Step 4: Simplify right side
    268,272,030.30x = 38,608,407,616,938,432
  5. Step 5: Solve for x
    x = 38,608,407,616,938,432/268,272,030.30
  6. Step 6: Final answer
    x = 143,915,143.05

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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.