Home / 1,148,118,643.20-1,720,778,847.60-595,116,196.20

Finding the Fourth Proportional to 1,148,118,643.20, 1,720,778,847.60 and 595,116,196.20

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Solution

The fourth proportional to 1,148,118,643.20, 1,720,778,847.60 and 595,116,196.20 is: 891,949,075.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,118,643.20 : 1,720,778,847.60 = 595,116,196.20 : x
  2. Step 2: Convert to fraction form
    1,148,118,643.20/1,720,778,847.60 = 595,116,196.20/x
  3. Step 3: Cross multiply
    1,148,118,643.20x = 1,720,778,847.60 × 595,116,196.20
  4. Step 4: Simplify right side
    1,148,118,643.20x = 1,024,063,362,285,131,520
  5. Step 5: Solve for x
    x = 1,024,063,362,285,131,520/1,148,118,643.20
  6. Step 6: Final answer
    x = 891,949,075.43

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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.