Home / 240,779,927.90-332,278,001.12-130,771,640.90

Finding the Fourth Proportional to 240,779,927.90, 332,278,001.12 and 130,771,640.90

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Solution

The fourth proportional to 240,779,927.90, 332,278,001.12 and 130,771,640.90 is: 180,465,788.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,779,927.90 : 332,278,001.12 = 130,771,640.90 : x
  2. Step 2: Convert to fraction form
    240,779,927.90/332,278,001.12 = 130,771,640.90/x
  3. Step 3: Cross multiply
    240,779,927.90x = 332,278,001.12 × 130,771,640.90
  4. Step 4: Simplify right side
    240,779,927.90x = 43,452,539,441,434,440
  5. Step 5: Solve for x
    x = 43,452,539,441,434,440/240,779,927.90
  6. Step 6: Final answer
    x = 180,465,788.08

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1.5x scale

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.