Home / 743,856,099.48-1,027,937,156.86-557,894,264.76

Finding the Fourth Proportional to 743,856,099.48, 1,027,937,156.86 and 557,894,264.76

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Solution

The fourth proportional to 743,856,099.48, 1,027,937,156.86 and 557,894,264.76 is: 770,955,894.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,856,099.48 : 1,027,937,156.86 = 557,894,264.76 : x
  2. Step 2: Convert to fraction form
    743,856,099.48/1,027,937,156.86 = 557,894,264.76/x
  3. Step 3: Cross multiply
    743,856,099.48x = 1,027,937,156.86 × 557,894,264.76
  4. Step 4: Simplify right side
    743,856,099.48x = 573,480,244,344,499,712
  5. Step 5: Solve for x
    x = 573,480,244,344,499,712/743,856,099.48
  6. Step 6: Final answer
    x = 770,955,894.22

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1.5x scale

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.