Home / 434,508,678.50-599,549,283-255,928,123.31

Finding the Fourth Proportional to 434,508,678.50, 599,549,283 and 255,928,123.31

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Solution

The fourth proportional to 434,508,678.50, 599,549,283 and 255,928,123.31 is: 353,137,993.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,508,678.50 : 599,549,283 = 255,928,123.31 : x
  2. Step 2: Convert to fraction form
    434,508,678.50/599,549,283 = 255,928,123.31/x
  3. Step 3: Cross multiply
    434,508,678.50x = 599,549,283 × 255,928,123.31
  4. Step 4: Simplify right side
    434,508,678.50x = 153,441,522,830,417,824
  5. Step 5: Solve for x
    x = 153,441,522,830,417,824/434,508,678.50
  6. Step 6: Final answer
    x = 353,137,993.38

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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.