Home / 516,197,316.68-774,295,273.81-239,697,335.16

Finding the Fourth Proportional to 516,197,316.68, 774,295,273.81 and 239,697,335.16

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Solution

The fourth proportional to 516,197,316.68, 774,295,273.81 and 239,697,335.16 is: 359,545,677.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,197,316.68 : 774,295,273.81 = 239,697,335.16 : x
  2. Step 2: Convert to fraction form
    516,197,316.68/774,295,273.81 = 239,697,335.16/x
  3. Step 3: Cross multiply
    516,197,316.68x = 774,295,273.81 × 239,697,335.16
  4. Step 4: Simplify right side
    516,197,316.68x = 185,596,513,759,539,168
  5. Step 5: Solve for x
    x = 185,596,513,759,539,168/516,197,316.68
  6. Step 6: Final answer
    x = 359,545,677.13

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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.