Home / 124,020,927.32-185,906,335.26-77,995,688.36

Finding the Fourth Proportional to 124,020,927.32, 185,906,335.26 and 77,995,688.36

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Solution

The fourth proportional to 124,020,927.32, 185,906,335.26 and 77,995,688.36 is: 116,914,886.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,020,927.32 : 185,906,335.26 = 77,995,688.36 : x
  2. Step 2: Convert to fraction form
    124,020,927.32/185,906,335.26 = 77,995,688.36/x
  3. Step 3: Cross multiply
    124,020,927.32x = 185,906,335.26 × 77,995,688.36
  4. Step 4: Simplify right side
    124,020,927.32x = 14,499,892,589,088,638
  5. Step 5: Solve for x
    x = 14,499,892,589,088,638/124,020,927.32
  6. Step 6: Final answer
    x = 116,914,886.08

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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.