Home / 841,498,368.94-1,161,245,473.14-470,223,451.18

Finding the Fourth Proportional to 841,498,368.94, 1,161,245,473.14 and 470,223,451.18

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Solution

The fourth proportional to 841,498,368.94, 1,161,245,473.14 and 470,223,451.18 is: 648,895,914.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,498,368.94 : 1,161,245,473.14 = 470,223,451.18 : x
  2. Step 2: Convert to fraction form
    841,498,368.94/1,161,245,473.14 = 470,223,451.18/x
  3. Step 3: Cross multiply
    841,498,368.94x = 1,161,245,473.14 × 470,223,451.18
  4. Step 4: Simplify right side
    841,498,368.94x = 546,044,854,047,042,880
  5. Step 5: Solve for x
    x = 546,044,854,047,042,880/841,498,368.94
  6. Step 6: Final answer
    x = 648,895,914.96

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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.