Home / 841,498,117.69-1,161,245,126.50-470,223,199.93

Finding the Fourth Proportional to 841,498,117.69, 1,161,245,126.50 and 470,223,199.93

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Solution

The fourth proportional to 841,498,117.69, 1,161,245,126.50 and 470,223,199.93 is: 648,895,568.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,498,117.69 : 1,161,245,126.50 = 470,223,199.93 : x
  2. Step 2: Convert to fraction form
    841,498,117.69/1,161,245,126.50 = 470,223,199.93/x
  3. Step 3: Cross multiply
    841,498,117.69x = 1,161,245,126.50 × 470,223,199.93
  4. Step 4: Simplify right side
    841,498,117.69x = 546,044,399,285,947,648
  5. Step 5: Solve for x
    x = 546,044,399,285,947,648/841,498,117.69
  6. Step 6: Final answer
    x = 648,895,568.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.