Home / 157,356,953.40-236,035,430.10-89,332,505.40

Finding the Fourth Proportional to 157,356,953.40, 236,035,430.10 and 89,332,505.40

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Solution

The fourth proportional to 157,356,953.40, 236,035,430.10 and 89,332,505.40 is: 133,998,758.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,356,953.40 : 236,035,430.10 = 89,332,505.40 : x
  2. Step 2: Convert to fraction form
    157,356,953.40/236,035,430.10 = 89,332,505.40/x
  3. Step 3: Cross multiply
    157,356,953.40x = 236,035,430.10 × 89,332,505.40
  4. Step 4: Simplify right side
    157,356,953.40x = 21,085,636,333,999,572
  5. Step 5: Solve for x
    x = 21,085,636,333,999,572/157,356,953.40
  6. Step 6: Final answer
    x = 133,998,758.10

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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.