Home / 123,276,184.61-170,073,803.12-70,355,832.66

Finding the Fourth Proportional to 123,276,184.61, 170,073,803.12 and 70,355,832.66

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Solution

The fourth proportional to 123,276,184.61, 170,073,803.12 and 70,355,832.66 is: 97,064,036.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,276,184.61 : 170,073,803.12 = 70,355,832.66 : x
  2. Step 2: Convert to fraction form
    123,276,184.61/170,073,803.12 = 70,355,832.66/x
  3. Step 3: Cross multiply
    123,276,184.61x = 170,073,803.12 × 70,355,832.66
  4. Step 4: Simplify right side
    123,276,184.61x = 11,965,684,031,808,726
  5. Step 5: Solve for x
    x = 11,965,684,031,808,726/123,276,184.61
  6. Step 6: Final answer
    x = 97,064,036.09

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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.