Home / 157,159,712.10-235,845,856.35-88,072,382.10

Finding the Fourth Proportional to 157,159,712.10, 235,845,856.35 and 88,072,382.10

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Solution

The fourth proportional to 157,159,712.10, 235,845,856.35 and 88,072,382.10 is: 132,168,137.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,159,712.10 : 235,845,856.35 = 88,072,382.10 : x
  2. Step 2: Convert to fraction form
    157,159,712.10/235,845,856.35 = 88,072,382.10/x
  3. Step 3: Cross multiply
    157,159,712.10x = 235,845,856.35 × 88,072,382.10
  4. Step 4: Simplify right side
    157,159,712.10x = 20,771,506,377,158,908
  5. Step 5: Solve for x
    x = 20,771,506,377,158,908/157,159,712.10
  6. Step 6: Final answer
    x = 132,168,137.11

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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.