Home / 316,331,566.80-474,780,785.40-273,249,416.40

Finding the Fourth Proportional to 316,331,566.80, 474,780,785.40 and 273,249,416.40

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Solution

The fourth proportional to 316,331,566.80, 474,780,785.40 and 273,249,416.40 is: 410,118,957.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,331,566.80 : 474,780,785.40 = 273,249,416.40 : x
  2. Step 2: Convert to fraction form
    316,331,566.80/474,780,785.40 = 273,249,416.40/x
  3. Step 3: Cross multiply
    316,331,566.80x = 474,780,785.40 × 273,249,416.40
  4. Step 4: Simplify right side
    316,331,566.80x = 129,733,572,528,483,616
  5. Step 5: Solve for x
    x = 129,733,572,528,483,616/316,331,566.80
  6. Step 6: Final answer
    x = 410,118,957.91

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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.