Home / 191,878,702.80-287,838,215.91-62,496,387.96

Finding the Fourth Proportional to 191,878,702.80, 287,838,215.91 and 62,496,387.96

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Solution

The fourth proportional to 191,878,702.80, 287,838,215.91 and 62,496,387.96 is: 93,751,148.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,878,702.80 : 287,838,215.91 = 62,496,387.96 : x
  2. Step 2: Convert to fraction form
    191,878,702.80/287,838,215.91 = 62,496,387.96/x
  3. Step 3: Cross multiply
    191,878,702.80x = 287,838,215.91 × 62,496,387.96
  4. Step 4: Simplify right side
    191,878,702.80x = 17,988,848,811,225,606
  5. Step 5: Solve for x
    x = 17,988,848,811,225,606/191,878,702.80
  6. Step 6: Final answer
    x = 93,751,148.77

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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.