Home / 326,034,495.61-450,134,133.47-202,406,359.93

Finding the Fourth Proportional to 326,034,495.61, 450,134,133.47 and 202,406,359.93

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Solution

The fourth proportional to 326,034,495.61, 450,134,133.47 and 202,406,359.93 is: 279,448,992.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,034,495.61 : 450,134,133.47 = 202,406,359.93 : x
  2. Step 2: Convert to fraction form
    326,034,495.61/450,134,133.47 = 202,406,359.93/x
  3. Step 3: Cross multiply
    326,034,495.61x = 450,134,133.47 × 202,406,359.93
  4. Step 4: Simplify right side
    326,034,495.61x = 91,110,011,434,895,440
  5. Step 5: Solve for x
    x = 91,110,011,434,895,440/326,034,495.61
  6. Step 6: Final answer
    x = 279,448,992.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.