Home / 513,626,431.95-770,578,653.06-366,260,167.89

Finding the Fourth Proportional to 513,626,431.95, 770,578,653.06 and 366,260,167.89

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Solution

The fourth proportional to 513,626,431.95, 770,578,653.06 and 366,260,167.89 is: 549,489,374.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,626,431.95 : 770,578,653.06 = 366,260,167.89 : x
  2. Step 2: Convert to fraction form
    513,626,431.95/770,578,653.06 = 366,260,167.89/x
  3. Step 3: Cross multiply
    513,626,431.95x = 770,578,653.06 × 366,260,167.89
  4. Step 4: Simplify right side
    513,626,431.95x = 282,232,266,842,205,632
  5. Step 5: Solve for x
    x = 282,232,266,842,205,632/513,626,431.95
  6. Step 6: Final answer
    x = 549,489,374.55

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1.5x scale

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.