Home / 1,301,548,979.52-1,952,397,252.80-416,312,094.72

Finding the Fourth Proportional to 1,301,548,979.52, 1,952,397,252.80 and 416,312,094.72

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Solution

The fourth proportional to 1,301,548,979.52, 1,952,397,252.80 and 416,312,094.72 is: 624,491,742.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,548,979.52 : 1,952,397,252.80 = 416,312,094.72 : x
  2. Step 2: Convert to fraction form
    1,301,548,979.52/1,952,397,252.80 = 416,312,094.72/x
  3. Step 3: Cross multiply
    1,301,548,979.52x = 1,952,397,252.80 × 416,312,094.72
  4. Step 4: Simplify right side
    1,301,548,979.52x = 812,806,590,038,741,376
  5. Step 5: Solve for x
    x = 812,806,590,038,741,376/1,301,548,979.52
  6. Step 6: Final answer
    x = 624,491,742.40

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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.