Home / 145,529,751.60-218,400,915.60-102,483,030.60

Finding the Fourth Proportional to 145,529,751.60, 218,400,915.60 and 102,483,030.60

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Solution

The fourth proportional to 145,529,751.60, 218,400,915.60 and 102,483,030.60 is: 153,799,394.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,529,751.60 : 218,400,915.60 = 102,483,030.60 : x
  2. Step 2: Convert to fraction form
    145,529,751.60/218,400,915.60 = 102,483,030.60/x
  3. Step 3: Cross multiply
    145,529,751.60x = 218,400,915.60 × 102,483,030.60
  4. Step 4: Simplify right side
    145,529,751.60x = 22,382,387,716,502,816
  5. Step 5: Solve for x
    x = 22,382,387,716,502,816/145,529,751.60
  6. Step 6: Final answer
    x = 153,799,394.77

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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.