Home / 344,880,014.40-517,320,021.60-153,403,790.40

Finding the Fourth Proportional to 344,880,014.40, 517,320,021.60 and 153,403,790.40

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Solution

The fourth proportional to 344,880,014.40, 517,320,021.60 and 153,403,790.40 is: 230,105,685.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,880,014.40 : 517,320,021.60 = 153,403,790.40 : x
  2. Step 2: Convert to fraction form
    344,880,014.40/517,320,021.60 = 153,403,790.40/x
  3. Step 3: Cross multiply
    344,880,014.40x = 517,320,021.60 × 153,403,790.40
  4. Step 4: Simplify right side
    344,880,014.40x = 79,358,852,163,249,872
  5. Step 5: Solve for x
    x = 79,358,852,163,249,872/344,880,014.40
  6. Step 6: Final answer
    x = 230,105,685.60

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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.