Home / 162,225,883.77-243,338,828.47-39,403,373.57

Finding the Fourth Proportional to 162,225,883.77, 243,338,828.47 and 39,403,373.57

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Solution

The fourth proportional to 162,225,883.77, 243,338,828.47 and 39,403,373.57 is: 59,105,061.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,225,883.77 : 243,338,828.47 = 39,403,373.57 : x
  2. Step 2: Convert to fraction form
    162,225,883.77/243,338,828.47 = 39,403,373.57/x
  3. Step 3: Cross multiply
    162,225,883.77x = 243,338,828.47 × 39,403,373.57
  4. Step 4: Simplify right side
    162,225,883.77x = 9,588,370,761,886,880
  5. Step 5: Solve for x
    x = 9,588,370,761,886,880/162,225,883.77
  6. Step 6: Final answer
    x = 59,105,061.04

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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.