Home / 1,020,548,165.61-1,529,578,588.98-528,990,434.85

Finding the Fourth Proportional to 1,020,548,165.61, 1,529,578,588.98 and 528,990,434.85

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Solution

The fourth proportional to 1,020,548,165.61, 1,529,578,588.98 and 528,990,434.85 is: 792,841,014.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,548,165.61 : 1,529,578,588.98 = 528,990,434.85 : x
  2. Step 2: Convert to fraction form
    1,020,548,165.61/1,529,578,588.98 = 528,990,434.85/x
  3. Step 3: Cross multiply
    1,020,548,165.61x = 1,529,578,588.98 × 528,990,434.85
  4. Step 4: Simplify right side
    1,020,548,165.61x = 809,132,442,921,779,712
  5. Step 5: Solve for x
    x = 809,132,442,921,779,712/1,020,548,165.61
  6. Step 6: Final answer
    x = 792,841,014.45

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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.