Home / 1,042,367,523.40-1,438,144,626.90-602,173,762.12

Finding the Fourth Proportional to 1,042,367,523.40, 1,438,144,626.90 and 602,173,762.12

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Solution

The fourth proportional to 1,042,367,523.40, 1,438,144,626.90 and 602,173,762.12 is: 830,813,452.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,367,523.40 : 1,438,144,626.90 = 602,173,762.12 : x
  2. Step 2: Convert to fraction form
    1,042,367,523.40/1,438,144,626.90 = 602,173,762.12/x
  3. Step 3: Cross multiply
    1,042,367,523.40x = 1,438,144,626.90 × 602,173,762.12
  4. Step 4: Simplify right side
    1,042,367,523.40x = 866,012,960,453,036,800
  5. Step 5: Solve for x
    x = 866,012,960,453,036,800/1,042,367,523.40
  6. Step 6: Final answer
    x = 830,813,452.08

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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.