Home / 2,116,555,008.16-3,174,627,225.84-642,707,597.92

Finding the Fourth Proportional to 2,116,555,008.16, 3,174,627,225.84 and 642,707,597.92

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Solution

The fourth proportional to 2,116,555,008.16, 3,174,627,225.84 and 642,707,597.92 is: 963,999,060.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,555,008.16 : 3,174,627,225.84 = 642,707,597.92 : x
  2. Step 2: Convert to fraction form
    2,116,555,008.16/3,174,627,225.84 = 642,707,597.92/x
  3. Step 3: Cross multiply
    2,116,555,008.16x = 3,174,627,225.84 × 642,707,597.92
  4. Step 4: Simplify right side
    2,116,555,008.16x = 2,040,357,038,611,059,712
  5. Step 5: Solve for x
    x = 2,040,357,038,611,059,712/2,116,555,008.16
  6. Step 6: Final answer
    x = 963,999,060.14

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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.