Home / 369,284,428.80-553,926,643.20-153,845,683.20

Finding the Fourth Proportional to 369,284,428.80, 553,926,643.20 and 153,845,683.20

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Solution

The fourth proportional to 369,284,428.80, 553,926,643.20 and 153,845,683.20 is: 230,768,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,284,428.80 : 553,926,643.20 = 153,845,683.20 : x
  2. Step 2: Convert to fraction form
    369,284,428.80/553,926,643.20 = 153,845,683.20/x
  3. Step 3: Cross multiply
    369,284,428.80x = 553,926,643.20 × 153,845,683.20
  4. Step 4: Simplify right side
    369,284,428.80x = 85,219,222,865,786,640
  5. Step 5: Solve for x
    x = 85,219,222,865,786,640/369,284,428.80
  6. Step 6: Final answer
    x = 230,768,524.80

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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.