Home / 1,152,062,083.28-1,589,849,859.72-623,426,012.24

Finding the Fourth Proportional to 1,152,062,083.28, 1,589,849,859.72 and 623,426,012.24

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Solution

The fourth proportional to 1,152,062,083.28, 1,589,849,859.72 and 623,426,012.24 is: 860,330,161.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,062,083.28 : 1,589,849,859.72 = 623,426,012.24 : x
  2. Step 2: Convert to fraction form
    1,152,062,083.28/1,589,849,859.72 = 623,426,012.24/x
  3. Step 3: Cross multiply
    1,152,062,083.28x = 1,589,849,859.72 × 623,426,012.24
  4. Step 4: Simplify right side
    1,152,062,083.28x = 991,153,758,105,563,008
  5. Step 5: Solve for x
    x = 991,153,758,105,563,008/1,152,062,083.28
  6. Step 6: Final answer
    x = 860,330,161.45

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Double scale
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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.