Home / 586,712,809,338.40-880,069,214,007.60-385,874,027,840.80

Finding the Fourth Proportional to 586,712,809,338.40, 880,069,214,007.60 and 385,874,027,840.80

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Solution

The fourth proportional to 586,712,809,338.40, 880,069,214,007.60 and 385,874,027,840.80 is: 578,811,041,761.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,712,809,338.40 : 880,069,214,007.60 = 385,874,027,840.80 : x
  2. Step 2: Convert to fraction form
    586,712,809,338.40/880,069,214,007.60 = 385,874,027,840.80/x
  3. Step 3: Cross multiply
    586,712,809,338.40x = 880,069,214,007.60 × 385,874,027,840.80
  4. Step 4: Simplify right side
    586,712,809,338.40x = 339,595,852,387,799,577,657,344
  5. Step 5: Solve for x
    x = 339,595,852,387,799,577,657,344/586,712,809,338.40
  6. Step 6: Final answer
    x = 578,811,041,761.20

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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.