Home / 115,547,476.76-159,362,541.60-101,578,965.16

Finding the Fourth Proportional to 115,547,476.76, 159,362,541.60 and 101,578,965.16

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Solution

The fourth proportional to 115,547,476.76, 159,362,541.60 and 101,578,965.16 is: 140,097,235.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,547,476.76 : 159,362,541.60 = 101,578,965.16 : x
  2. Step 2: Convert to fraction form
    115,547,476.76/159,362,541.60 = 101,578,965.16/x
  3. Step 3: Cross multiply
    115,547,476.76x = 159,362,541.60 × 101,578,965.16
  4. Step 4: Simplify right side
    115,547,476.76x = 16,187,882,060,995,450
  5. Step 5: Solve for x
    x = 16,187,882,060,995,450/115,547,476.76
  6. Step 6: Final answer
    x = 140,097,235.48

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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.