Home / 153,240,547.20-229,860,820.80-45,535,171.20

Finding the Fourth Proportional to 153,240,547.20, 229,860,820.80 and 45,535,171.20

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Solution

The fourth proportional to 153,240,547.20, 229,860,820.80 and 45,535,171.20 is: 68,302,756.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,240,547.20 : 229,860,820.80 = 45,535,171.20 : x
  2. Step 2: Convert to fraction form
    153,240,547.20/229,860,820.80 = 45,535,171.20/x
  3. Step 3: Cross multiply
    153,240,547.20x = 229,860,820.80 × 45,535,171.20
  4. Step 4: Simplify right side
    153,240,547.20x = 10,466,751,827,300,522
  5. Step 5: Solve for x
    x = 10,466,751,827,300,522/153,240,547.20
  6. Step 6: Final answer
    x = 68,302,756.80

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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.