Home / 77,992,547,182.87-116,907,169,312.58-32,639,240,289.42

Finding the Fourth Proportional to 77,992,547,182.87, 116,907,169,312.58 and 32,639,240,289.42

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Solution

The fourth proportional to 77,992,547,182.87, 116,907,169,312.58 and 32,639,240,289.42 is: 48,924,689,968.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,992,547,182.87 : 116,907,169,312.58 = 32,639,240,289.42 : x
  2. Step 2: Convert to fraction form
    77,992,547,182.87/116,907,169,312.58 = 32,639,240,289.42/x
  3. Step 3: Cross multiply
    77,992,547,182.87x = 116,907,169,312.58 × 32,639,240,289.42
  4. Step 4: Simplify right side
    77,992,547,182.87x = 3,815,761,190,749,206,478,848
  5. Step 5: Solve for x
    x = 3,815,761,190,749,206,478,848/77,992,547,182.87
  6. Step 6: Final answer
    x = 48,924,689,968.16

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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.