Home / 64,234,021,148.40-96,317,948,886.12-28,831,026,461.52

Finding the Fourth Proportional to 64,234,021,148.40, 96,317,948,886.12 and 28,831,026,461.52

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Solution

The fourth proportional to 64,234,021,148.40, 96,317,948,886.12 and 28,831,026,461.52 is: 43,231,690,674.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,234,021,148.40 : 96,317,948,886.12 = 28,831,026,461.52 : x
  2. Step 2: Convert to fraction form
    64,234,021,148.40/96,317,948,886.12 = 28,831,026,461.52/x
  3. Step 3: Cross multiply
    64,234,021,148.40x = 96,317,948,886.12 × 28,831,026,461.52
  4. Step 4: Simplify right side
    64,234,021,148.40x = 2,776,945,333,055,056,248,832
  5. Step 5: Solve for x
    x = 2,776,945,333,055,056,248,832/64,234,021,148.40
  6. Step 6: Final answer
    x = 43,231,690,674.32

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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.