Home / 173,971,999,631.89-240,102,259,762.65-105,381,400,206.43

Finding the Fourth Proportional to 173,971,999,631.89, 240,102,259,762.65 and 105,381,400,206.43

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Solution

The fourth proportional to 173,971,999,631.89, 240,102,259,762.65 and 105,381,400,206.43 is: 145,438,992,366.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,971,999,631.89 : 240,102,259,762.65 = 105,381,400,206.43 : x
  2. Step 2: Convert to fraction form
    173,971,999,631.89/240,102,259,762.65 = 105,381,400,206.43/x
  3. Step 3: Cross multiply
    173,971,999,631.89x = 240,102,259,762.65 × 105,381,400,206.43
  4. Step 4: Simplify right side
    173,971,999,631.89x = 25,302,312,326,516,030,046,208
  5. Step 5: Solve for x
    x = 25,302,312,326,516,030,046,208/173,971,999,631.89
  6. Step 6: Final answer
    x = 145,438,992,366.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.