Home / 153,286,271.20-229,929,406.80-98,866,712.80

Finding the Fourth Proportional to 153,286,271.20, 229,929,406.80 and 98,866,712.80

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Solution

The fourth proportional to 153,286,271.20, 229,929,406.80 and 98,866,712.80 is: 148,300,069.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,286,271.20 : 229,929,406.80 = 98,866,712.80 : x
  2. Step 2: Convert to fraction form
    153,286,271.20/229,929,406.80 = 98,866,712.80/x
  3. Step 3: Cross multiply
    153,286,271.20x = 229,929,406.80 × 98,866,712.80
  4. Step 4: Simplify right side
    153,286,271.20x = 22,732,364,626,369,968
  5. Step 5: Solve for x
    x = 22,732,364,626,369,968/153,286,271.20
  6. Step 6: Final answer
    x = 148,300,069.20

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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.