Home / 123,426,344.92-170,321,846.16-70,492,646.02

Finding the Fourth Proportional to 123,426,344.92, 170,321,846.16 and 70,492,646.02

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Solution

The fourth proportional to 123,426,344.92, 170,321,846.16 and 70,492,646.02 is: 97,276,133.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,426,344.92 : 170,321,846.16 = 70,492,646.02 : x
  2. Step 2: Convert to fraction form
    123,426,344.92/170,321,846.16 = 70,492,646.02/x
  3. Step 3: Cross multiply
    123,426,344.92x = 170,321,846.16 × 70,492,646.02
  4. Step 4: Simplify right side
    123,426,344.92x = 12,006,437,610,829,776
  5. Step 5: Solve for x
    x = 12,006,437,610,829,776/123,426,344.92
  6. Step 6: Final answer
    x = 97,276,133.54

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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.