Home / 191,738,463.60-287,607,695.40-159,852,003.60

Finding the Fourth Proportional to 191,738,463.60, 287,607,695.40 and 159,852,003.60

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Solution

The fourth proportional to 191,738,463.60, 287,607,695.40 and 159,852,003.60 is: 239,778,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,738,463.60 : 287,607,695.40 = 159,852,003.60 : x
  2. Step 2: Convert to fraction form
    191,738,463.60/287,607,695.40 = 159,852,003.60/x
  3. Step 3: Cross multiply
    191,738,463.60x = 287,607,695.40 × 159,852,003.60
  4. Step 4: Simplify right side
    191,738,463.60x = 45,974,666,360,468,496
  5. Step 5: Solve for x
    x = 45,974,666,360,468,496/191,738,463.60
  6. Step 6: Final answer
    x = 239,778,005.40

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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.