Home / 971,245,005.60-1,456,867,508.40-869,208,333.60

Finding the Fourth Proportional to 971,245,005.60, 1,456,867,508.40 and 869,208,333.60

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Solution

The fourth proportional to 971,245,005.60, 1,456,867,508.40 and 869,208,333.60 is: 1,303,812,500.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,245,005.60 : 1,456,867,508.40 = 869,208,333.60 : x
  2. Step 2: Convert to fraction form
    971,245,005.60/1,456,867,508.40 = 869,208,333.60/x
  3. Step 3: Cross multiply
    971,245,005.60x = 1,456,867,508.40 × 869,208,333.60
  4. Step 4: Simplify right side
    971,245,005.60x = 1,266,321,379,252,348,160
  5. Step 5: Solve for x
    x = 1,266,321,379,252,348,160/971,245,005.60
  6. Step 6: Final answer
    x = 1,303,812,500.40

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1.5x scale

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.