Home / 559,918,807.20-839,878,210.80-528,174,064.80

Finding the Fourth Proportional to 559,918,807.20, 839,878,210.80 and 528,174,064.80

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Solution

The fourth proportional to 559,918,807.20, 839,878,210.80 and 528,174,064.80 is: 792,261,097.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,918,807.20 : 839,878,210.80 = 528,174,064.80 : x
  2. Step 2: Convert to fraction form
    559,918,807.20/839,878,210.80 = 528,174,064.80/x
  3. Step 3: Cross multiply
    559,918,807.20x = 839,878,210.80 × 528,174,064.80
  4. Step 4: Simplify right side
    559,918,807.20x = 443,601,888,535,187,264
  5. Step 5: Solve for x
    x = 443,601,888,535,187,264/559,918,807.20
  6. Step 6: Final answer
    x = 792,261,097.20

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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.