Home / 492,143,330.58-738,376,642.80-201,255,113.40

Finding the Fourth Proportional to 492,143,330.58, 738,376,642.80 and 201,255,113.40

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Solution

The fourth proportional to 492,143,330.58, 738,376,642.80 and 201,255,113.40 is: 301,948,773.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,143,330.58 : 738,376,642.80 = 201,255,113.40 : x
  2. Step 2: Convert to fraction form
    492,143,330.58/738,376,642.80 = 201,255,113.40/x
  3. Step 3: Cross multiply
    492,143,330.58x = 738,376,642.80 × 201,255,113.40
  4. Step 4: Simplify right side
    492,143,330.58x = 148,602,074,978,625,280
  5. Step 5: Solve for x
    x = 148,602,074,978,625,280/492,143,330.58
  6. Step 6: Final answer
    x = 301,948,773.35

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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.