Home / 157,788,001.30-236,682,001.95-103,368,442.90

Finding the Fourth Proportional to 157,788,001.30, 236,682,001.95 and 103,368,442.90

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Solution

The fourth proportional to 157,788,001.30, 236,682,001.95 and 103,368,442.90 is: 155,052,664.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,788,001.30 : 236,682,001.95 = 103,368,442.90 : x
  2. Step 2: Convert to fraction form
    157,788,001.30/236,682,001.95 = 103,368,442.90/x
  3. Step 3: Cross multiply
    157,788,001.30x = 236,682,001.95 × 103,368,442.90
  4. Step 4: Simplify right side
    157,788,001.30x = 24,465,450,004,026,264
  5. Step 5: Solve for x
    x = 24,465,450,004,026,264/157,788,001.30
  6. Step 6: Final answer
    x = 155,052,664.35

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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.