Home / 145,538,695.60-218,308,043.40-96,433,547.20

Finding the Fourth Proportional to 145,538,695.60, 218,308,043.40 and 96,433,547.20

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Solution

The fourth proportional to 145,538,695.60, 218,308,043.40 and 96,433,547.20 is: 144,650,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,538,695.60 : 218,308,043.40 = 96,433,547.20 : x
  2. Step 2: Convert to fraction form
    145,538,695.60/218,308,043.40 = 96,433,547.20/x
  3. Step 3: Cross multiply
    145,538,695.60x = 218,308,043.40 × 96,433,547.20
  4. Step 4: Simplify right side
    145,538,695.60x = 21,052,219,007,353,548
  5. Step 5: Solve for x
    x = 21,052,219,007,353,548/145,538,695.60
  6. Step 6: Final answer
    x = 144,650,320.80

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1.5x scale

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.