Home / 1,152,062,715.18-1,589,850,734.94-623,426,646.36

Finding the Fourth Proportional to 1,152,062,715.18, 1,589,850,734.94 and 623,426,646.36

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Solution

The fourth proportional to 1,152,062,715.18, 1,589,850,734.94 and 623,426,646.36 is: 860,331,038.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,062,715.18 : 1,589,850,734.94 = 623,426,646.36 : x
  2. Step 2: Convert to fraction form
    1,152,062,715.18/1,589,850,734.94 = 623,426,646.36/x
  3. Step 3: Cross multiply
    1,152,062,715.18x = 1,589,850,734.94 × 623,426,646.36
  4. Step 4: Simplify right side
    1,152,062,715.18x = 991,155,311,896,625,536
  5. Step 5: Solve for x
    x = 991,155,311,896,625,536/1,152,062,715.18
  6. Step 6: Final answer
    x = 860,331,038.26

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Double scale
Find fourth proportional to 1,152,062,716.18, 1,589,850,736.32 and 623,426,647.36
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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.