Home / 470,925,072-649,870,251.59-262,081,159.29

Finding the Fourth Proportional to 470,925,072, 649,870,251.59 and 262,081,159.29

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Solution

The fourth proportional to 470,925,072, 649,870,251.59 and 262,081,159.29 is: 361,668,467.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,925,072 : 649,870,251.59 = 262,081,159.29 : x
  2. Step 2: Convert to fraction form
    470,925,072/649,870,251.59 = 262,081,159.29/x
  3. Step 3: Cross multiply
    470,925,072x = 649,870,251.59 × 262,081,159.29
  4. Step 4: Simplify right side
    470,925,072x = 170,318,748,925,446,368
  5. Step 5: Solve for x
    x = 170,318,748,925,446,368/470,925,072
  6. Step 6: Final answer
    x = 361,668,467.13

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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.