Home / 840,252,851.04-1,159,550,539.38-463,910,167.20

Finding the Fourth Proportional to 840,252,851.04, 1,159,550,539.38 and 463,910,167.20

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Solution

The fourth proportional to 840,252,851.04, 1,159,550,539.38 and 463,910,167.20 is: 640,196,916.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,252,851.04 : 1,159,550,539.38 = 463,910,167.20 : x
  2. Step 2: Convert to fraction form
    840,252,851.04/1,159,550,539.38 = 463,910,167.20/x
  3. Step 3: Cross multiply
    840,252,851.04x = 1,159,550,539.38 × 463,910,167.20
  4. Step 4: Simplify right side
    840,252,851.04x = 537,927,284,600,626,048
  5. Step 5: Solve for x
    x = 537,927,284,600,626,048/840,252,851.04
  6. Step 6: Final answer
    x = 640,196,916.84

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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.