Home / 974,908,279.96-1,345,373,426.31-557,229,533.32

Finding the Fourth Proportional to 974,908,279.96, 1,345,373,426.31 and 557,229,533.32

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Solution

The fourth proportional to 974,908,279.96, 1,345,373,426.31 and 557,229,533.32 is: 768,976,755.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,908,279.96 : 1,345,373,426.31 = 557,229,533.32 : x
  2. Step 2: Convert to fraction form
    974,908,279.96/1,345,373,426.31 = 557,229,533.32/x
  3. Step 3: Cross multiply
    974,908,279.96x = 1,345,373,426.31 × 557,229,533.32
  4. Step 4: Simplify right side
    974,908,279.96x = 749,681,806,483,850,752
  5. Step 5: Solve for x
    x = 749,681,806,483,850,752/974,908,279.96
  6. Step 6: Final answer
    x = 768,976,755.96

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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.