Home / 211,223,866,041.91-316,966,119,684.85-97,882,465,923.64

Finding the Fourth Proportional to 211,223,866,041.91, 316,966,119,684.85 and 97,882,465,923.64

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Solution

The fourth proportional to 211,223,866,041.91, 316,966,119,684.85 and 97,882,465,923.64 is: 146,884,090,280.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,223,866,041.91 : 316,966,119,684.85 = 97,882,465,923.64 : x
  2. Step 2: Convert to fraction form
    211,223,866,041.91/316,966,119,684.85 = 97,882,465,923.64/x
  3. Step 3: Cross multiply
    211,223,866,041.91x = 316,966,119,684.85 × 97,882,465,923.64
  4. Step 4: Simplify right side
    211,223,866,041.91x = 31,025,425,409,000,727,379,968
  5. Step 5: Solve for x
    x = 31,025,425,409,000,727,379,968/211,223,866,041.91
  6. Step 6: Final answer
    x = 146,884,090,280.05

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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.