Home / 171,801,127.86-257,742,041.94-56,785,657.89

Finding the Fourth Proportional to 171,801,127.86, 257,742,041.94 and 56,785,657.89

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Solution

The fourth proportional to 171,801,127.86, 257,742,041.94 and 56,785,657.89 is: 85,191,823.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,801,127.86 : 257,742,041.94 = 56,785,657.89 : x
  2. Step 2: Convert to fraction form
    171,801,127.86/257,742,041.94 = 56,785,657.89/x
  3. Step 3: Cross multiply
    171,801,127.86x = 257,742,041.94 × 56,785,657.89
  4. Step 4: Simplify right side
    171,801,127.86x = 14,636,051,417,474,872
  5. Step 5: Solve for x
    x = 14,636,051,417,474,872/171,801,127.86
  6. Step 6: Final answer
    x = 85,191,823.82

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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.