Home / 219,541,411.70-329,312,117.55-57,983,347.70

Finding the Fourth Proportional to 219,541,411.70, 329,312,117.55 and 57,983,347.70

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Solution

The fourth proportional to 219,541,411.70, 329,312,117.55 and 57,983,347.70 is: 86,975,021.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,541,411.70 : 329,312,117.55 = 57,983,347.70 : x
  2. Step 2: Convert to fraction form
    219,541,411.70/329,312,117.55 = 57,983,347.70/x
  3. Step 3: Cross multiply
    219,541,411.70x = 329,312,117.55 × 57,983,347.70
  4. Step 4: Simplify right side
    219,541,411.70x = 19,094,619,013,724,924
  5. Step 5: Solve for x
    x = 19,094,619,013,724,924/219,541,411.70
  6. Step 6: Final answer
    x = 86,975,021.55

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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.