Home / 143,849,792.48-215,741,701.67-40,226,279.92

Finding the Fourth Proportional to 143,849,792.48, 215,741,701.67 and 40,226,279.92

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Solution

The fourth proportional to 143,849,792.48, 215,741,701.67 and 40,226,279.92 is: 60,330,195.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,849,792.48 : 215,741,701.67 = 40,226,279.92 : x
  2. Step 2: Convert to fraction form
    143,849,792.48/215,741,701.67 = 40,226,279.92/x
  3. Step 3: Cross multiply
    143,849,792.48x = 215,741,701.67 × 40,226,279.92
  4. Step 4: Simplify right side
    143,849,792.48x = 8,678,486,081,054,065
  5. Step 5: Solve for x
    x = 8,678,486,081,054,065/143,849,792.48
  6. Step 6: Final answer
    x = 60,330,195.35

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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.