Home / 772,937,312.90-1,159,405,969.35-528,049,300.10

Finding the Fourth Proportional to 772,937,312.90, 1,159,405,969.35 and 528,049,300.10

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Solution

The fourth proportional to 772,937,312.90, 1,159,405,969.35 and 528,049,300.10 is: 792,073,950.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,937,312.90 : 1,159,405,969.35 = 528,049,300.10 : x
  2. Step 2: Convert to fraction form
    772,937,312.90/1,159,405,969.35 = 528,049,300.10/x
  3. Step 3: Cross multiply
    772,937,312.90x = 1,159,405,969.35 × 528,049,300.10
  4. Step 4: Simplify right side
    772,937,312.90x = 612,223,510,647,029,504
  5. Step 5: Solve for x
    x = 612,223,510,647,029,504/772,937,312.90
  6. Step 6: Final answer
    x = 792,073,950.15

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Double scale
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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.