Home / 586,206,118.08-808,927,649.28-321,886,260.72

Finding the Fourth Proportional to 586,206,118.08, 808,927,649.28 and 321,886,260.72

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Solution

The fourth proportional to 586,206,118.08, 808,927,649.28 and 321,886,260.72 is: 444,182,836.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,206,118.08 : 808,927,649.28 = 321,886,260.72 : x
  2. Step 2: Convert to fraction form
    586,206,118.08/808,927,649.28 = 321,886,260.72/x
  3. Step 3: Cross multiply
    586,206,118.08x = 808,927,649.28 × 321,886,260.72
  4. Step 4: Simplify right side
    586,206,118.08x = 260,382,696,219,758,816
  5. Step 5: Solve for x
    x = 260,382,696,219,758,816/586,206,118.08
  6. Step 6: Final answer
    x = 444,182,836.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.