Home / 648,537,892.64-895,046,186-370,121,323.04

Finding the Fourth Proportional to 648,537,892.64, 895,046,186 and 370,121,323.04

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Solution

The fourth proportional to 648,537,892.64, 895,046,186 and 370,121,323.04 is: 510,803,890.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,537,892.64 : 895,046,186 = 370,121,323.04 : x
  2. Step 2: Convert to fraction form
    648,537,892.64/895,046,186 = 370,121,323.04/x
  3. Step 3: Cross multiply
    648,537,892.64x = 895,046,186 × 370,121,323.04
  4. Step 4: Simplify right side
    648,537,892.64x = 331,275,678,544,225,920
  5. Step 5: Solve for x
    x = 331,275,678,544,225,920/648,537,892.64
  6. Step 6: Final answer
    x = 510,803,890.26

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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.