Home / 841,444,697.88-1,161,199,519.74-470,182,377.24

Finding the Fourth Proportional to 841,444,697.88, 1,161,199,519.74 and 470,182,377.24

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Solution

The fourth proportional to 841,444,697.88, 1,161,199,519.74 and 470,182,377.24 is: 648,854,942.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,444,697.88 : 1,161,199,519.74 = 470,182,377.24 : x
  2. Step 2: Convert to fraction form
    841,444,697.88/1,161,199,519.74 = 470,182,377.24/x
  3. Step 3: Cross multiply
    841,444,697.88x = 1,161,199,519.74 × 470,182,377.24
  4. Step 4: Simplify right side
    841,444,697.88x = 545,975,550,641,299,520
  5. Step 5: Solve for x
    x = 545,975,550,641,299,520/841,444,697.88
  6. Step 6: Final answer
    x = 648,854,942.00

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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.