Home / 483,343,541.40-725,015,312.10-434,970,600.60

Finding the Fourth Proportional to 483,343,541.40, 725,015,312.10 and 434,970,600.60

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Solution

The fourth proportional to 483,343,541.40, 725,015,312.10 and 434,970,600.60 is: 652,455,900.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,343,541.40 : 725,015,312.10 = 434,970,600.60 : x
  2. Step 2: Convert to fraction form
    483,343,541.40/725,015,312.10 = 434,970,600.60/x
  3. Step 3: Cross multiply
    483,343,541.40x = 725,015,312.10 × 434,970,600.60
  4. Step 4: Simplify right side
    483,343,541.40x = 315,360,345,748,333,504
  5. Step 5: Solve for x
    x = 315,360,345,748,333,504/483,343,541.40
  6. Step 6: Final answer
    x = 652,455,900.90

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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.