Home / 126,834,551.40-175,020,990.66-70,320,805.32

Finding the Fourth Proportional to 126,834,551.40, 175,020,990.66 and 70,320,805.32

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Solution

The fourth proportional to 126,834,551.40, 175,020,990.66 and 70,320,805.32 is: 97,036,784.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,834,551.40 : 175,020,990.66 = 70,320,805.32 : x
  2. Step 2: Convert to fraction form
    126,834,551.40/175,020,990.66 = 70,320,805.32/x
  3. Step 3: Cross multiply
    126,834,551.40x = 175,020,990.66 × 70,320,805.32
  4. Step 4: Simplify right side
    126,834,551.40x = 12,307,617,011,115,396
  5. Step 5: Solve for x
    x = 12,307,617,011,115,396/126,834,551.40
  6. Step 6: Final answer
    x = 97,036,784.34

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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.