Home / 655,927,411.39-983,892,984.84-189,626,795.47

Finding the Fourth Proportional to 655,927,411.39, 983,892,984.84 and 189,626,795.47

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Solution

The fourth proportional to 655,927,411.39, 983,892,984.84 and 189,626,795.47 is: 284,440,733.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,927,411.39 : 983,892,984.84 = 189,626,795.47 : x
  2. Step 2: Convert to fraction form
    655,927,411.39/983,892,984.84 = 189,626,795.47/x
  3. Step 3: Cross multiply
    655,927,411.39x = 983,892,984.84 × 189,626,795.47
  4. Step 4: Simplify right side
    655,927,411.39x = 186,572,473,800,622,496
  5. Step 5: Solve for x
    x = 186,572,473,800,622,496/655,927,411.39
  6. Step 6: Final answer
    x = 284,440,733.17

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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.