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Finding the Fourth Proportional to 586,804,582.60, 880,206,873.90 and 525,582,579.40

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Solution

The fourth proportional to 586,804,582.60, 880,206,873.90 and 525,582,579.40 is: 788,373,869.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,804,582.60 : 880,206,873.90 = 525,582,579.40 : x
  2. Step 2: Convert to fraction form
    586,804,582.60/880,206,873.90 = 525,582,579.40/x
  3. Step 3: Cross multiply
    586,804,582.60x = 880,206,873.90 × 525,582,579.40
  4. Step 4: Simplify right side
    586,804,582.60x = 462,621,399,189,972,480
  5. Step 5: Solve for x
    x = 462,621,399,189,972,480/586,804,582.60
  6. Step 6: Final answer
    x = 788,373,869.10

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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.