Home / 589,240,440-813,200,220-324,974,120.64

Finding the Fourth Proportional to 589,240,440, 813,200,220 and 324,974,120.64

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Solution

The fourth proportional to 589,240,440, 813,200,220 and 324,974,120.64 is: 448,490,986.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,240,440 : 813,200,220 = 324,974,120.64 : x
  2. Step 2: Convert to fraction form
    589,240,440/813,200,220 = 324,974,120.64/x
  3. Step 3: Cross multiply
    589,240,440x = 813,200,220 × 324,974,120.64
  4. Step 4: Simplify right side
    589,240,440x = 264,269,026,398,754,528
  5. Step 5: Solve for x
    x = 264,269,026,398,754,528/589,240,440
  6. Step 6: Final answer
    x = 448,490,986.80

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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.