Home / 841,498,341.44-1,161,245,435.28-470,223,423.68

Finding the Fourth Proportional to 841,498,341.44, 1,161,245,435.28 and 470,223,423.68

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Solution

The fourth proportional to 841,498,341.44, 1,161,245,435.28 and 470,223,423.68 is: 648,895,877.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,498,341.44 : 1,161,245,435.28 = 470,223,423.68 : x
  2. Step 2: Convert to fraction form
    841,498,341.44/1,161,245,435.28 = 470,223,423.68/x
  3. Step 3: Cross multiply
    841,498,341.44x = 1,161,245,435.28 × 470,223,423.68
  4. Step 4: Simplify right side
    841,498,341.44x = 546,044,804,310,133,440
  5. Step 5: Solve for x
    x = 546,044,804,310,133,440/841,498,341.44
  6. Step 6: Final answer
    x = 648,895,877.06

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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.