Home / 127,650,828,045.60-191,476,242,068.40-75,408,051,981.60

Finding the Fourth Proportional to 127,650,828,045.60, 191,476,242,068.40 and 75,408,051,981.60

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Solution

The fourth proportional to 127,650,828,045.60, 191,476,242,068.40 and 75,408,051,981.60 is: 113,112,077,972.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,650,828,045.60 : 191,476,242,068.40 = 75,408,051,981.60 : x
  2. Step 2: Convert to fraction form
    127,650,828,045.60/191,476,242,068.40 = 75,408,051,981.60/x
  3. Step 3: Cross multiply
    127,650,828,045.60x = 191,476,242,068.40 × 75,408,051,981.60
  4. Step 4: Simplify right side
    127,650,828,045.60x = 14,438,850,415,135,333,285,888
  5. Step 5: Solve for x
    x = 14,438,850,415,135,333,285,888/127,650,828,045.60
  6. Step 6: Final answer
    x = 113,112,077,972.40

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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.