Home / 581,386,283.41-802,175,168.30-330,470,924.92

Finding the Fourth Proportional to 581,386,283.41, 802,175,168.30 and 330,470,924.92

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Solution

The fourth proportional to 581,386,283.41, 802,175,168.30 and 330,470,924.92 is: 455,971,489.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,386,283.41 : 802,175,168.30 = 330,470,924.92 : x
  2. Step 2: Convert to fraction form
    581,386,283.41/802,175,168.30 = 330,470,924.92/x
  3. Step 3: Cross multiply
    581,386,283.41x = 802,175,168.30 × 330,470,924.92
  4. Step 4: Simplify right side
    581,386,283.41x = 265,095,569,815,957,664
  5. Step 5: Solve for x
    x = 265,095,569,815,957,664/581,386,283.41
  6. Step 6: Final answer
    x = 455,971,489.83

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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.