Home / 867,110,613.84-1,196,613,532.70-470,633,685.14

Finding the Fourth Proportional to 867,110,613.84, 1,196,613,532.70 and 470,633,685.14

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Solution

The fourth proportional to 867,110,613.84, 1,196,613,532.70 and 470,633,685.14 is: 649,474,966.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,110,613.84 : 1,196,613,532.70 = 470,633,685.14 : x
  2. Step 2: Convert to fraction form
    867,110,613.84/1,196,613,532.70 = 470,633,685.14/x
  3. Step 3: Cross multiply
    867,110,613.84x = 1,196,613,532.70 × 470,633,685.14
  4. Step 4: Simplify right side
    867,110,613.84x = 563,166,636,581,499,200
  5. Step 5: Solve for x
    x = 563,166,636,581,499,200/867,110,613.84
  6. Step 6: Final answer
    x = 649,474,966.16

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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.