Home / 105,721,718.10-158,582,577.15-98,547,264.60

Finding the Fourth Proportional to 105,721,718.10, 158,582,577.15 and 98,547,264.60

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Solution

The fourth proportional to 105,721,718.10, 158,582,577.15 and 98,547,264.60 is: 147,820,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,721,718.10 : 158,582,577.15 = 98,547,264.60 : x
  2. Step 2: Convert to fraction form
    105,721,718.10/158,582,577.15 = 98,547,264.60/x
  3. Step 3: Cross multiply
    105,721,718.10x = 158,582,577.15 × 98,547,264.60
  4. Step 4: Simplify right side
    105,721,718.10x = 15,627,879,191,350,964
  5. Step 5: Solve for x
    x = 15,627,879,191,350,964/105,721,718.10
  6. Step 6: Final answer
    x = 147,820,896.90

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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.