Home / 302,539,391.35-453,941,085.72-105,943,907.45

Finding the Fourth Proportional to 302,539,391.35, 453,941,085.72 and 105,943,907.45

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Solution

The fourth proportional to 302,539,391.35, 453,941,085.72 and 105,943,907.45 is: 158,962,084.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,539,391.35 : 453,941,085.72 = 105,943,907.45 : x
  2. Step 2: Convert to fraction form
    302,539,391.35/453,941,085.72 = 105,943,907.45/x
  3. Step 3: Cross multiply
    302,539,391.35x = 453,941,085.72 × 105,943,907.45
  4. Step 4: Simplify right side
    302,539,391.35x = 48,092,292,372,742,472
  5. Step 5: Solve for x
    x = 48,092,292,372,742,472/302,539,391.35
  6. Step 6: Final answer
    x = 158,962,084.77

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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.