Home / 558,889,457.80-838,334,186.70-555,063,082.60

Finding the Fourth Proportional to 558,889,457.80, 838,334,186.70 and 555,063,082.60

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Solution

The fourth proportional to 558,889,457.80, 838,334,186.70 and 555,063,082.60 is: 832,594,623.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,889,457.80 : 838,334,186.70 = 555,063,082.60 : x
  2. Step 2: Convert to fraction form
    558,889,457.80/838,334,186.70 = 555,063,082.60/x
  3. Step 3: Cross multiply
    558,889,457.80x = 838,334,186.70 × 555,063,082.60
  4. Step 4: Simplify right side
    558,889,457.80x = 465,328,357,918,665,984
  5. Step 5: Solve for x
    x = 465,328,357,918,665,984/558,889,457.80
  6. Step 6: Final answer
    x = 832,594,623.90

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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.