Home / 59,143,124,051.34-81,645,654,862.62-39,623,009,438.40

Finding the Fourth Proportional to 59,143,124,051.34, 81,645,654,862.62 and 39,623,009,438.40

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Solution

The fourth proportional to 59,143,124,051.34, 81,645,654,862.62 and 39,623,009,438.40 is: 54,698,607,912.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,143,124,051.34 : 81,645,654,862.62 = 39,623,009,438.40 : x
  2. Step 2: Convert to fraction form
    59,143,124,051.34/81,645,654,862.62 = 39,623,009,438.40/x
  3. Step 3: Cross multiply
    59,143,124,051.34x = 81,645,654,862.62 × 39,623,009,438.40
  4. Step 4: Simplify right side
    59,143,124,051.34x = 3,235,046,553,225,940,959,232
  5. Step 5: Solve for x
    x = 3,235,046,553,225,940,959,232/59,143,124,051.34
  6. Step 6: Final answer
    x = 54,698,607,912.86

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Double scale
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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.