Home / 257,070,445.48-354,752,147.80-151,235,298.93

Finding the Fourth Proportional to 257,070,445.48, 354,752,147.80 and 151,235,298.93

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Solution

The fourth proportional to 257,070,445.48, 354,752,147.80 and 151,235,298.93 is: 208,701,731.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,070,445.48 : 354,752,147.80 = 151,235,298.93 : x
  2. Step 2: Convert to fraction form
    257,070,445.48/354,752,147.80 = 151,235,298.93/x
  3. Step 3: Cross multiply
    257,070,445.48x = 354,752,147.80 × 151,235,298.93
  4. Step 4: Simplify right side
    257,070,445.48x = 53,651,047,118,266,624
  5. Step 5: Solve for x
    x = 53,651,047,118,266,624/257,070,445.48
  6. Step 6: Final answer
    x = 208,701,731.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.