Home / 1,913,860,278-2,641,128,246.36-1,033,793,990.64

Finding the Fourth Proportional to 1,913,860,278, 2,641,128,246.36 and 1,033,793,990.64

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Solution

The fourth proportional to 1,913,860,278, 2,641,128,246.36 and 1,033,793,990.64 is: 1,426,636,281.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,860,278 : 2,641,128,246.36 = 1,033,793,990.64 : x
  2. Step 2: Convert to fraction form
    1,913,860,278/2,641,128,246.36 = 1,033,793,990.64/x
  3. Step 3: Cross multiply
    1,913,860,278x = 2,641,128,246.36 × 1,033,793,990.64
  4. Step 4: Simplify right side
    1,913,860,278x = 2,730,382,509,596,529,664
  5. Step 5: Solve for x
    x = 2,730,382,509,596,529,664/1,913,860,278
  6. Step 6: Final answer
    x = 1,426,636,281.12

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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.