Home / 92,909,607.86-128,178,970.57-53,195,914.01

Finding the Fourth Proportional to 92,909,607.86, 128,178,970.57 and 53,195,914.01

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Solution

The fourth proportional to 92,909,607.86, 128,178,970.57 and 53,195,914.01 is: 73,389,584.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,909,607.86 : 128,178,970.57 = 53,195,914.01 : x
  2. Step 2: Convert to fraction form
    92,909,607.86/128,178,970.57 = 53,195,914.01/x
  3. Step 3: Cross multiply
    92,909,607.86x = 128,178,970.57 × 53,195,914.01
  4. Step 4: Simplify right side
    92,909,607.86x = 6,818,597,495,425,166
  5. Step 5: Solve for x
    x = 6,818,597,495,425,166/92,909,607.86
  6. Step 6: Final answer
    x = 73,389,584.27

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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.