Home / 352,347,748.40-528,710,579.40-147,896,490.80

Finding the Fourth Proportional to 352,347,748.40, 528,710,579.40 and 147,896,490.80

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Solution

The fourth proportional to 352,347,748.40, 528,710,579.40 and 147,896,490.80 is: 221,924,050.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,347,748.40 : 528,710,579.40 = 147,896,490.80 : x
  2. Step 2: Convert to fraction form
    352,347,748.40/528,710,579.40 = 147,896,490.80/x
  3. Step 3: Cross multiply
    352,347,748.40x = 528,710,579.40 × 147,896,490.80
  4. Step 4: Simplify right side
    352,347,748.40x = 78,194,439,342,094,768
  5. Step 5: Solve for x
    x = 78,194,439,342,094,768/352,347,748.40
  6. Step 6: Final answer
    x = 221,924,050.02

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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.