Home / 1,140,522,210.18-1,574,631,505.53-783,904,041.54

Finding the Fourth Proportional to 1,140,522,210.18, 1,574,631,505.53 and 783,904,041.54

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Solution

The fourth proportional to 1,140,522,210.18, 1,574,631,505.53 and 783,904,041.54 is: 1,082,276,162.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,522,210.18 : 1,574,631,505.53 = 783,904,041.54 : x
  2. Step 2: Convert to fraction form
    1,140,522,210.18/1,574,631,505.53 = 783,904,041.54/x
  3. Step 3: Cross multiply
    1,140,522,210.18x = 1,574,631,505.53 × 783,904,041.54
  4. Step 4: Simplify right side
    1,140,522,210.18x = 1,234,360,001,121,181,696
  5. Step 5: Solve for x
    x = 1,234,360,001,121,181,696/1,140,522,210.18
  6. Step 6: Final answer
    x = 1,082,276,162.71

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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.