Home / 551,004,888.68-760,358,041.27-342,156,550.94

Finding the Fourth Proportional to 551,004,888.68, 760,358,041.27 and 342,156,550.94

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Solution

The fourth proportional to 551,004,888.68, 760,358,041.27 and 342,156,550.94 is: 472,158,215.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,004,888.68 : 760,358,041.27 = 342,156,550.94 : x
  2. Step 2: Convert to fraction form
    551,004,888.68/760,358,041.27 = 342,156,550.94/x
  3. Step 3: Cross multiply
    551,004,888.68x = 760,358,041.27 × 342,156,550.94
  4. Step 4: Simplify right side
    551,004,888.68x = 260,161,484,875,780,224
  5. Step 5: Solve for x
    x = 260,161,484,875,780,224/551,004,888.68
  6. Step 6: Final answer
    x = 472,158,215.33

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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.