Home / 103,411,638,117.46-155,162,252,668.56-55,548,799,107.22

Finding the Fourth Proportional to 103,411,638,117.46, 155,162,252,668.56 and 55,548,799,107.22

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Solution

The fourth proportional to 103,411,638,117.46, 155,162,252,668.56 and 55,548,799,107.22 is: 83,347,261,095.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,411,638,117.46 : 155,162,252,668.56 = 55,548,799,107.22 : x
  2. Step 2: Convert to fraction form
    103,411,638,117.46/155,162,252,668.56 = 55,548,799,107.22/x
  3. Step 3: Cross multiply
    103,411,638,117.46x = 155,162,252,668.56 × 55,548,799,107.22
  4. Step 4: Simplify right side
    103,411,638,117.46x = 8,619,076,802,509,549,862,912
  5. Step 5: Solve for x
    x = 8,619,076,802,509,549,862,912/103,411,638,117.46
  6. Step 6: Final answer
    x = 83,347,261,095.70

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1.5x scale

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.