Home / 81,911,638,289.67-113,033,501,200.01-45,287,636,269.52

Finding the Fourth Proportional to 81,911,638,289.67, 113,033,501,200.01 and 45,287,636,269.52

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Solution

The fourth proportional to 81,911,638,289.67, 113,033,501,200.01 and 45,287,636,269.52 is: 62,494,417,099.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,911,638,289.67 : 113,033,501,200.01 = 45,287,636,269.52 : x
  2. Step 2: Convert to fraction form
    81,911,638,289.67/113,033,501,200.01 = 45,287,636,269.52/x
  3. Step 3: Cross multiply
    81,911,638,289.67x = 113,033,501,200.01 × 45,287,636,269.52
  4. Step 4: Simplify right side
    81,911,638,289.67x = 5,119,020,088,615,839,465,472
  5. Step 5: Solve for x
    x = 5,119,020,088,615,839,465,472/81,911,638,289.67
  6. Step 6: Final answer
    x = 62,494,417,099.96

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1.5x scale

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.