Home / 516,197,322.69-774,295,282.80-239,697,341.16

Finding the Fourth Proportional to 516,197,322.69, 774,295,282.80 and 239,697,341.16

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Solution

The fourth proportional to 516,197,322.69, 774,295,282.80 and 239,697,341.16 is: 359,545,686.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,197,322.69 : 774,295,282.80 = 239,697,341.16 : x
  2. Step 2: Convert to fraction form
    516,197,322.69/774,295,282.80 = 239,697,341.16/x
  3. Step 3: Cross multiply
    516,197,322.69x = 774,295,282.80 × 239,697,341.16
  4. Step 4: Simplify right side
    516,197,322.69x = 185,596,520,559,890,272
  5. Step 5: Solve for x
    x = 185,596,520,559,890,272/516,197,322.69
  6. Step 6: Final answer
    x = 359,545,686.12

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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.