Home / 155,155,567.20-232,733,350.80-142,054,562.40

Finding the Fourth Proportional to 155,155,567.20, 232,733,350.80 and 142,054,562.40

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Solution

The fourth proportional to 155,155,567.20, 232,733,350.80 and 142,054,562.40 is: 213,081,843.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,155,567.20 : 232,733,350.80 = 142,054,562.40 : x
  2. Step 2: Convert to fraction form
    155,155,567.20/232,733,350.80 = 142,054,562.40/x
  3. Step 3: Cross multiply
    155,155,567.20x = 232,733,350.80 × 142,054,562.40
  4. Step 4: Simplify right side
    155,155,567.20x = 33,060,834,303,779,692
  5. Step 5: Solve for x
    x = 33,060,834,303,779,692/155,155,567.20
  6. Step 6: Final answer
    x = 213,081,843.60

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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.