Home / 771,008,834.16-1,062,964,549.80-612,767,355.66

Finding the Fourth Proportional to 771,008,834.16, 1,062,964,549.80 and 612,767,355.66

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Solution

The fourth proportional to 771,008,834.16, 1,062,964,549.80 and 612,767,355.66 is: 844,802,222.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,008,834.16 : 1,062,964,549.80 = 612,767,355.66 : x
  2. Step 2: Convert to fraction form
    771,008,834.16/1,062,964,549.80 = 612,767,355.66/x
  3. Step 3: Cross multiply
    771,008,834.16x = 1,062,964,549.80 × 612,767,355.66
  4. Step 4: Simplify right side
    771,008,834.16x = 651,349,976,341,268,352
  5. Step 5: Solve for x
    x = 651,349,976,341,268,352/771,008,834.16
  6. Step 6: Final answer
    x = 844,802,222.08

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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.