Home / 462,165,484.65-637,853,769.14-286,010,212.47

Finding the Fourth Proportional to 462,165,484.65, 637,853,769.14 and 286,010,212.47

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Solution

The fourth proportional to 462,165,484.65, 637,853,769.14 and 286,010,212.47 is: 394,734,566.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,165,484.65 : 637,853,769.14 = 286,010,212.47 : x
  2. Step 2: Convert to fraction form
    462,165,484.65/637,853,769.14 = 286,010,212.47/x
  3. Step 3: Cross multiply
    462,165,484.65x = 637,853,769.14 × 286,010,212.47
  4. Step 4: Simplify right side
    462,165,484.65x = 182,432,692,035,091,680
  5. Step 5: Solve for x
    x = 182,432,692,035,091,680/462,165,484.65
  6. Step 6: Final answer
    x = 394,734,566.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.