Home / 1,547,542,905.72-2,319,166,746.78-705,126,897.96

Finding the Fourth Proportional to 1,547,542,905.72, 2,319,166,746.78 and 705,126,897.96

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Solution

The fourth proportional to 1,547,542,905.72, 2,319,166,746.78 and 705,126,897.96 is: 1,056,711,802.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,542,905.72 : 2,319,166,746.78 = 705,126,897.96 : x
  2. Step 2: Convert to fraction form
    1,547,542,905.72/2,319,166,746.78 = 705,126,897.96/x
  3. Step 3: Cross multiply
    1,547,542,905.72x = 2,319,166,746.78 × 705,126,897.96
  4. Step 4: Simplify right side
    1,547,542,905.72x = 1,635,306,854,008,966,400
  5. Step 5: Solve for x
    x = 1,635,306,854,008,966,400/1,547,542,905.72
  6. Step 6: Final answer
    x = 1,056,711,802.93

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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.