Home / 155,030,200.80-232,545,301.20-109,113,698.40

Finding the Fourth Proportional to 155,030,200.80, 232,545,301.20 and 109,113,698.40

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Solution

The fourth proportional to 155,030,200.80, 232,545,301.20 and 109,113,698.40 is: 163,670,547.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,030,200.80 : 232,545,301.20 = 109,113,698.40 : x
  2. Step 2: Convert to fraction form
    155,030,200.80/232,545,301.20 = 109,113,698.40/x
  3. Step 3: Cross multiply
    155,030,200.80x = 232,545,301.20 × 109,113,698.40
  4. Step 4: Simplify right side
    155,030,200.80x = 25,373,877,859,473,960
  5. Step 5: Solve for x
    x = 25,373,877,859,473,960/155,030,200.80
  6. Step 6: Final answer
    x = 163,670,547.60

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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.