Home / 1,549,163,655-2,323,744,062.71-485,594,152.11

Finding the Fourth Proportional to 1,549,163,655, 2,323,744,062.71 and 485,594,152.11

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Solution

The fourth proportional to 1,549,163,655, 2,323,744,062.71 and 485,594,152.11 is: 728,390,783.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,163,655 : 2,323,744,062.71 = 485,594,152.11 : x
  2. Step 2: Convert to fraction form
    1,549,163,655/2,323,744,062.71 = 485,594,152.11/x
  3. Step 3: Cross multiply
    1,549,163,655x = 2,323,744,062.71 × 485,594,152.11
  4. Step 4: Simplify right side
    1,549,163,655x = 1,128,396,527,849,881,088
  5. Step 5: Solve for x
    x = 1,128,396,527,849,881,088/1,549,163,655
  6. Step 6: Final answer
    x = 728,390,783.12

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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.