Home / 1,178,624,256.12-1,767,449,967.66-402,332,444.10

Finding the Fourth Proportional to 1,178,624,256.12, 1,767,449,967.66 and 402,332,444.10

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Solution

The fourth proportional to 1,178,624,256.12, 1,767,449,967.66 and 402,332,444.10 is: 603,332,624.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,624,256.12 : 1,767,449,967.66 = 402,332,444.10 : x
  2. Step 2: Convert to fraction form
    1,178,624,256.12/1,767,449,967.66 = 402,332,444.10/x
  3. Step 3: Cross multiply
    1,178,624,256.12x = 1,767,449,967.66 × 402,332,444.10
  4. Step 4: Simplify right side
    1,178,624,256.12x = 711,102,465,313,113,856
  5. Step 5: Solve for x
    x = 711,102,465,313,113,856/1,178,624,256.12
  6. Step 6: Final answer
    x = 603,332,624.13

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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.