Home / 1,170,417,319.92-1,613,613,403.62-929,811,628.44

Finding the Fourth Proportional to 1,170,417,319.92, 1,613,613,403.62 and 929,811,628.44

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Solution

The fourth proportional to 1,170,417,319.92, 1,613,613,403.62 and 929,811,628.44 is: 1,281,898,756.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,417,319.92 : 1,613,613,403.62 = 929,811,628.44 : x
  2. Step 2: Convert to fraction form
    1,170,417,319.92/1,613,613,403.62 = 929,811,628.44/x
  3. Step 3: Cross multiply
    1,170,417,319.92x = 1,613,613,403.62 × 929,811,628.44
  4. Step 4: Simplify right side
    1,170,417,319.92x = 1,500,356,506,492,523,264
  5. Step 5: Solve for x
    x = 1,500,356,506,492,523,264/1,170,417,319.92
  6. Step 6: Final answer
    x = 1,281,898,756.07

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