Home / 53,885,703.60-80,828,555.40-47,508,411.60

Finding the Fourth Proportional to 53,885,703.60, 80,828,555.40 and 47,508,411.60

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Solution

The fourth proportional to 53,885,703.60, 80,828,555.40 and 47,508,411.60 is: 71,262,617.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,885,703.60 : 80,828,555.40 = 47,508,411.60 : x
  2. Step 2: Convert to fraction form
    53,885,703.60/80,828,555.40 = 47,508,411.60/x
  3. Step 3: Cross multiply
    53,885,703.60x = 80,828,555.40 × 47,508,411.60
  4. Step 4: Simplify right side
    53,885,703.60x = 3,840,036,278,976,603
  5. Step 5: Solve for x
    x = 3,840,036,278,976,603/53,885,703.60
  6. Step 6: Final answer
    x = 71,262,617.40

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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.