Home / 340,356,814.18-510,683,719.80-119,186,894.80

Finding the Fourth Proportional to 340,356,814.18, 510,683,719.80 and 119,186,894.80

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Solution

The fourth proportional to 340,356,814.18, 510,683,719.80 and 119,186,894.80 is: 178,832,343.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,356,814.18 : 510,683,719.80 = 119,186,894.80 : x
  2. Step 2: Convert to fraction form
    340,356,814.18/510,683,719.80 = 119,186,894.80/x
  3. Step 3: Cross multiply
    340,356,814.18x = 510,683,719.80 × 119,186,894.80
  4. Step 4: Simplify right side
    340,356,814.18x = 60,866,806,787,875,280
  5. Step 5: Solve for x
    x = 60,866,806,787,875,280/340,356,814.18
  6. Step 6: Final answer
    x = 178,832,343.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.