Home / 1,158,711,605.32-1,599,052,320.86-630,106,507.48

Finding the Fourth Proportional to 1,158,711,605.32, 1,599,052,320.86 and 630,106,507.48

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Solution

The fourth proportional to 1,158,711,605.32, 1,599,052,320.86 and 630,106,507.48 is: 869,563,460.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,711,605.32 : 1,599,052,320.86 = 630,106,507.48 : x
  2. Step 2: Convert to fraction form
    1,158,711,605.32/1,599,052,320.86 = 630,106,507.48/x
  3. Step 3: Cross multiply
    1,158,711,605.32x = 1,599,052,320.86 × 630,106,507.48
  4. Step 4: Simplify right side
    1,158,711,605.32x = 1,007,573,273,174,882,944
  5. Step 5: Solve for x
    x = 1,007,573,273,174,882,944/1,158,711,605.32
  6. Step 6: Final answer
    x = 869,563,460.44

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Double scale
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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.