Home / 157,038,401.70-235,557,602.55-88,163,648.10

Finding the Fourth Proportional to 157,038,401.70, 235,557,602.55 and 88,163,648.10

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Solution

The fourth proportional to 157,038,401.70, 235,557,602.55 and 88,163,648.10 is: 132,245,472.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,038,401.70 : 235,557,602.55 = 88,163,648.10 : x
  2. Step 2: Convert to fraction form
    157,038,401.70/235,557,602.55 = 88,163,648.10/x
  3. Step 3: Cross multiply
    157,038,401.70x = 235,557,602.55 × 88,163,648.10
  4. Step 4: Simplify right side
    157,038,401.70x = 20,767,617,578,497,864
  5. Step 5: Solve for x
    x = 20,767,617,578,497,864/157,038,401.70
  6. Step 6: Final answer
    x = 132,245,472.15

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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.