Home / 84,480,821.28-116,583,580.80-45,849,653.28

Finding the Fourth Proportional to 84,480,821.28, 116,583,580.80 and 45,849,653.28

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Solution

The fourth proportional to 84,480,821.28, 116,583,580.80 and 45,849,653.28 is: 63,272,547.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,480,821.28 : 116,583,580.80 = 45,849,653.28 : x
  2. Step 2: Convert to fraction form
    84,480,821.28/116,583,580.80 = 45,849,653.28/x
  3. Step 3: Cross multiply
    84,480,821.28x = 116,583,580.80 × 45,849,653.28
  4. Step 4: Simplify right side
    84,480,821.28x = 5,345,316,757,820,865
  5. Step 5: Solve for x
    x = 5,345,316,757,820,865/84,480,821.28
  6. Step 6: Final answer
    x = 63,272,547.27

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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.