Home / 841,498,367.94-1,161,245,471.76-470,223,450.18

Finding the Fourth Proportional to 841,498,367.94, 1,161,245,471.76 and 470,223,450.18

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Solution

The fourth proportional to 841,498,367.94, 1,161,245,471.76 and 470,223,450.18 is: 648,895,913.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,498,367.94 : 1,161,245,471.76 = 470,223,450.18 : x
  2. Step 2: Convert to fraction form
    841,498,367.94/1,161,245,471.76 = 470,223,450.18/x
  3. Step 3: Cross multiply
    841,498,367.94x = 1,161,245,471.76 × 470,223,450.18
  4. Step 4: Simplify right side
    841,498,367.94x = 546,044,852,236,888,960
  5. Step 5: Solve for x
    x = 546,044,852,236,888,960/841,498,367.94
  6. Step 6: Final answer
    x = 648,895,913.58

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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.