Home / 841,498,340.94-1,161,245,434.59-470,223,423.18

Finding the Fourth Proportional to 841,498,340.94, 1,161,245,434.59 and 470,223,423.18

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Solution

The fourth proportional to 841,498,340.94, 1,161,245,434.59 and 470,223,423.18 is: 648,895,876.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,498,340.94 : 1,161,245,434.59 = 470,223,423.18 : x
  2. Step 2: Convert to fraction form
    841,498,340.94/1,161,245,434.59 = 470,223,423.18/x
  3. Step 3: Cross multiply
    841,498,340.94x = 1,161,245,434.59 × 470,223,423.18
  4. Step 4: Simplify right side
    841,498,340.94x = 546,044,803,405,056,576
  5. Step 5: Solve for x
    x = 546,044,803,405,056,576/841,498,340.94
  6. Step 6: Final answer
    x = 648,895,876.37

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Double scale
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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.