Home / 406,557,916.29-561,047,953.01-230,345,565.57

Finding the Fourth Proportional to 406,557,916.29, 561,047,953.01 and 230,345,565.57

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Solution

The fourth proportional to 406,557,916.29, 561,047,953.01 and 230,345,565.57 is: 317,875,763.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,557,916.29 : 561,047,953.01 = 230,345,565.57 : x
  2. Step 2: Convert to fraction form
    406,557,916.29/561,047,953.01 = 230,345,565.57/x
  3. Step 3: Cross multiply
    406,557,916.29x = 561,047,953.01 × 230,345,565.57
  4. Step 4: Simplify right side
    406,557,916.29x = 129,234,908,046,827,504
  5. Step 5: Solve for x
    x = 129,234,908,046,827,504/406,557,916.29
  6. Step 6: Final answer
    x = 317,875,763.50

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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.