Home / 1,071,102,365.96-1,605,920,074.23-545,453,962.16

Finding the Fourth Proportional to 1,071,102,365.96, 1,605,920,074.23 and 545,453,962.16

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Solution

The fourth proportional to 1,071,102,365.96, 1,605,920,074.23 and 545,453,962.16 is: 817,807,424.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,102,365.96 : 1,605,920,074.23 = 545,453,962.16 : x
  2. Step 2: Convert to fraction form
    1,071,102,365.96/1,605,920,074.23 = 545,453,962.16/x
  3. Step 3: Cross multiply
    1,071,102,365.96x = 1,605,920,074.23 × 545,453,962.16
  4. Step 4: Simplify right side
    1,071,102,365.96x = 875,955,467,401,034,752
  5. Step 5: Solve for x
    x = 875,955,467,401,034,752/1,071,102,365.96
  6. Step 6: Final answer
    x = 817,807,424.61

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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.