Home / 610,997,412.95-917,088,011.90-577,815,565.49

Finding the Fourth Proportional to 610,997,412.95, 917,088,011.90 and 577,815,565.49

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Solution

The fourth proportional to 610,997,412.95, 917,088,011.90 and 577,815,565.49 is: 867,283,096.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,997,412.95 : 917,088,011.90 = 577,815,565.49 : x
  2. Step 2: Convert to fraction form
    610,997,412.95/917,088,011.90 = 577,815,565.49/x
  3. Step 3: Cross multiply
    610,997,412.95x = 917,088,011.90 × 577,815,565.49
  4. Step 4: Simplify right side
    610,997,412.95x = 529,907,728,197,209,280
  5. Step 5: Solve for x
    x = 529,907,728,197,209,280/610,997,412.95
  6. Step 6: Final answer
    x = 867,283,096.40

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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.