Home / 105,644,463.60-158,466,695.40-91,031,804.40

Finding the Fourth Proportional to 105,644,463.60, 158,466,695.40 and 91,031,804.40

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Solution

The fourth proportional to 105,644,463.60, 158,466,695.40 and 91,031,804.40 is: 136,547,706.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,644,463.60 : 158,466,695.40 = 91,031,804.40 : x
  2. Step 2: Convert to fraction form
    105,644,463.60/158,466,695.40 = 91,031,804.40/x
  3. Step 3: Cross multiply
    105,644,463.60x = 158,466,695.40 × 91,031,804.40
  4. Step 4: Simplify right side
    105,644,463.60x = 14,425,509,219,567,182
  5. Step 5: Solve for x
    x = 14,425,509,219,567,182/105,644,463.60
  6. Step 6: Final answer
    x = 136,547,706.60

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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.