Home / 586,804,875.20-880,207,312.80-177,807,881.60

Finding the Fourth Proportional to 586,804,875.20, 880,207,312.80 and 177,807,881.60

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Solution

The fourth proportional to 586,804,875.20, 880,207,312.80 and 177,807,881.60 is: 266,711,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,804,875.20 : 880,207,312.80 = 177,807,881.60 : x
  2. Step 2: Convert to fraction form
    586,804,875.20/880,207,312.80 = 177,807,881.60/x
  3. Step 3: Cross multiply
    586,804,875.20x = 880,207,312.80 × 177,807,881.60
  4. Step 4: Simplify right side
    586,804,875.20x = 156,507,797,657,796,544
  5. Step 5: Solve for x
    x = 156,507,797,657,796,544/586,804,875.20
  6. Step 6: Final answer
    x = 266,711,822.40

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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.