Home / 118,308,398.24-163,262,581.76-66,097,826.02

Finding the Fourth Proportional to 118,308,398.24, 163,262,581.76 and 66,097,826.02

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Solution

The fourth proportional to 118,308,398.24, 163,262,581.76 and 66,097,826.02 is: 91,213,319.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,308,398.24 : 163,262,581.76 = 66,097,826.02 : x
  2. Step 2: Convert to fraction form
    118,308,398.24/163,262,581.76 = 66,097,826.02/x
  3. Step 3: Cross multiply
    118,308,398.24x = 163,262,581.76 × 66,097,826.02
  4. Step 4: Simplify right side
    118,308,398.24x = 10,791,301,724,748,506
  5. Step 5: Solve for x
    x = 10,791,301,724,748,506/118,308,398.24
  6. Step 6: Final answer
    x = 91,213,319.47

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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.