Home / 749,412,348.30-1,124,118,522.45-736,657,764.30

Finding the Fourth Proportional to 749,412,348.30, 1,124,118,522.45 and 736,657,764.30

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Solution

The fourth proportional to 749,412,348.30, 1,124,118,522.45 and 736,657,764.30 is: 1,104,986,646.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,412,348.30 : 1,124,118,522.45 = 736,657,764.30 : x
  2. Step 2: Convert to fraction form
    749,412,348.30/1,124,118,522.45 = 736,657,764.30/x
  3. Step 3: Cross multiply
    749,412,348.30x = 1,124,118,522.45 × 736,657,764.30
  4. Step 4: Simplify right side
    749,412,348.30x = 828,090,637,556,236,288
  5. Step 5: Solve for x
    x = 828,090,637,556,236,288/749,412,348.30
  6. Step 6: Final answer
    x = 1,104,986,646.45

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Double scale
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1.5x scale

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.