Home / 713,367,075.20-1,070,050,612.80-325,946,586.20

Finding the Fourth Proportional to 713,367,075.20, 1,070,050,612.80 and 325,946,586.20

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Solution

The fourth proportional to 713,367,075.20, 1,070,050,612.80 and 325,946,586.20 is: 488,919,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,367,075.20 : 1,070,050,612.80 = 325,946,586.20 : x
  2. Step 2: Convert to fraction form
    713,367,075.20/1,070,050,612.80 = 325,946,586.20/x
  3. Step 3: Cross multiply
    713,367,075.20x = 1,070,050,612.80 × 325,946,586.20
  4. Step 4: Simplify right side
    713,367,075.20x = 348,779,344,303,377,984
  5. Step 5: Solve for x
    x = 348,779,344,303,377,984/713,367,075.20
  6. Step 6: Final answer
    x = 488,919,879.30

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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.