Home / 842,831,516,972.18-1,163,108,354,225.90-457,455,942,275.52

Finding the Fourth Proportional to 842,831,516,972.18, 1,163,108,354,225.90 and 457,455,942,275.52

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Solution

The fourth proportional to 842,831,516,972.18, 1,163,108,354,225.90 and 457,455,942,275.52 is: 631,289,667,551.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,831,516,972.18 : 1,163,108,354,225.90 = 457,455,942,275.52 : x
  2. Step 2: Convert to fraction form
    842,831,516,972.18/1,163,108,354,225.90 = 457,455,942,275.52/x
  3. Step 3: Cross multiply
    842,831,516,972.18x = 1,163,108,354,225.90 × 457,455,942,275.52
  4. Step 4: Simplify right side
    842,831,516,972.18x = 532,070,828,150,938,373,455,872
  5. Step 5: Solve for x
    x = 532,070,828,150,938,373,455,872/842,831,516,972.18
  6. Step 6: Final answer
    x = 631,289,667,551.08

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Double scale
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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.