Home / 1,308,482,116.80-1,961,056,000.80-695,360,068.80

Finding the Fourth Proportional to 1,308,482,116.80, 1,961,056,000.80 and 695,360,068.80

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Solution

The fourth proportional to 1,308,482,116.80, 1,961,056,000.80 and 695,360,068.80 is: 1,042,154,125.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,482,116.80 : 1,961,056,000.80 = 695,360,068.80 : x
  2. Step 2: Convert to fraction form
    1,308,482,116.80/1,961,056,000.80 = 695,360,068.80/x
  3. Step 3: Cross multiply
    1,308,482,116.80x = 1,961,056,000.80 × 695,360,068.80
  4. Step 4: Simplify right side
    1,308,482,116.80x = 1,363,640,035,636,940,800
  5. Step 5: Solve for x
    x = 1,363,640,035,636,940,800/1,308,482,116.80
  6. Step 6: Final answer
    x = 1,042,154,125.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.