Home / 601,695,854.34-830,034,688.41-392,974,173.06

Finding the Fourth Proportional to 601,695,854.34, 830,034,688.41 and 392,974,173.06

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Solution

The fourth proportional to 601,695,854.34, 830,034,688.41 and 392,974,173.06 is: 542,104,774.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,695,854.34 : 830,034,688.41 = 392,974,173.06 : x
  2. Step 2: Convert to fraction form
    601,695,854.34/830,034,688.41 = 392,974,173.06/x
  3. Step 3: Cross multiply
    601,695,854.34x = 830,034,688.41 × 392,974,173.06
  4. Step 4: Simplify right side
    601,695,854.34x = 326,182,195,289,034,496
  5. Step 5: Solve for x
    x = 326,182,195,289,034,496/601,695,854.34
  6. Step 6: Final answer
    x = 542,104,774.26

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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.