Home / 105,071,999.60-157,607,999.40-56,699,058.80

Finding the Fourth Proportional to 105,071,999.60, 157,607,999.40 and 56,699,058.80

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Solution

The fourth proportional to 105,071,999.60, 157,607,999.40 and 56,699,058.80 is: 85,048,588.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,071,999.60 : 157,607,999.40 = 56,699,058.80 : x
  2. Step 2: Convert to fraction form
    105,071,999.60/157,607,999.40 = 56,699,058.80/x
  3. Step 3: Cross multiply
    105,071,999.60x = 157,607,999.40 × 56,699,058.80
  4. Step 4: Simplify right side
    105,071,999.60x = 8,936,225,225,330,965
  5. Step 5: Solve for x
    x = 8,936,225,225,330,965/105,071,999.60
  6. Step 6: Final answer
    x = 85,048,588.20

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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.