Home / 147,068,478.32-202,947,953.38-84,299,577.14

Finding the Fourth Proportional to 147,068,478.32, 202,947,953.38 and 84,299,577.14

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Solution

The fourth proportional to 147,068,478.32, 202,947,953.38 and 84,299,577.14 is: 116,329,663.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,068,478.32 : 202,947,953.38 = 84,299,577.14 : x
  2. Step 2: Convert to fraction form
    147,068,478.32/202,947,953.38 = 84,299,577.14/x
  3. Step 3: Cross multiply
    147,068,478.32x = 202,947,953.38 × 84,299,577.14
  4. Step 4: Simplify right side
    147,068,478.32x = 17,108,426,651,362,434
  5. Step 5: Solve for x
    x = 17,108,426,651,362,434/147,068,478.32
  6. Step 6: Final answer
    x = 116,329,663.89

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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.