Home / 1,009,275,597.64-1,513,903,300.62-319,182,969.16

Finding the Fourth Proportional to 1,009,275,597.64, 1,513,903,300.62 and 319,182,969.16

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Solution

The fourth proportional to 1,009,275,597.64, 1,513,903,300.62 and 319,182,969.16 is: 478,771,260.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,275,597.64 : 1,513,903,300.62 = 319,182,969.16 : x
  2. Step 2: Convert to fraction form
    1,009,275,597.64/1,513,903,300.62 = 319,182,969.16/x
  3. Step 3: Cross multiply
    1,009,275,597.64x = 1,513,903,300.62 × 319,182,969.16
  4. Step 4: Simplify right side
    1,009,275,597.64x = 483,212,150,513,015,680
  5. Step 5: Solve for x
    x = 483,212,150,513,015,680/1,009,275,597.64
  6. Step 6: Final answer
    x = 478,771,260.93

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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.