Home / 807,896,257.60-1,208,821,077.60-535,798,465.60

Finding the Fourth Proportional to 807,896,257.60, 1,208,821,077.60 and 535,798,465.60

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Solution

The fourth proportional to 807,896,257.60, 1,208,821,077.60 and 535,798,465.60 is: 801,692,633.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,896,257.60 : 1,208,821,077.60 = 535,798,465.60 : x
  2. Step 2: Convert to fraction form
    807,896,257.60/1,208,821,077.60 = 535,798,465.60/x
  3. Step 3: Cross multiply
    807,896,257.60x = 1,208,821,077.60 × 535,798,465.60
  4. Step 4: Simplify right side
    807,896,257.60x = 647,684,478,563,018,496
  5. Step 5: Solve for x
    x = 647,684,478,563,018,496/807,896,257.60
  6. Step 6: Final answer
    x = 801,692,633.76

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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.