Home / 108,852,852.96-163,288,684.80-30,069,332.64

Finding the Fourth Proportional to 108,852,852.96, 163,288,684.80 and 30,069,332.64

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Solution

The fourth proportional to 108,852,852.96, 163,288,684.80 and 30,069,332.64 is: 45,106,597.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,852,852.96 : 163,288,684.80 = 30,069,332.64 : x
  2. Step 2: Convert to fraction form
    108,852,852.96/163,288,684.80 = 30,069,332.64/x
  3. Step 3: Cross multiply
    108,852,852.96x = 163,288,684.80 × 30,069,332.64
  4. Step 4: Simplify right side
    108,852,852.96x = 4,909,981,779,599,312
  5. Step 5: Solve for x
    x = 4,909,981,779,599,312/108,852,852.96
  6. Step 6: Final answer
    x = 45,106,597.08

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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.