Home / 843,702,065.34-1,164,712,585.91-561,913,446.71

Finding the Fourth Proportional to 843,702,065.34, 1,164,712,585.91 and 561,913,446.71

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Solution

The fourth proportional to 843,702,065.34, 1,164,712,585.91 and 561,913,446.71 is: 775,709,448.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,702,065.34 : 1,164,712,585.91 = 561,913,446.71 : x
  2. Step 2: Convert to fraction form
    843,702,065.34/1,164,712,585.91 = 561,913,446.71/x
  3. Step 3: Cross multiply
    843,702,065.34x = 1,164,712,585.91 × 561,913,446.71
  4. Step 4: Simplify right side
    843,702,065.34x = 654,467,663,566,572,032
  5. Step 5: Solve for x
    x = 654,467,663,566,572,032/843,702,065.34
  6. Step 6: Final answer
    x = 775,709,448.22

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Double scale
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1.5x scale

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.