Home / 846,459,717.14-1,168,117,116.10-470,116,237.14

Finding the Fourth Proportional to 846,459,717.14, 1,168,117,116.10 and 470,116,237.14

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Solution

The fourth proportional to 846,459,717.14, 1,168,117,116.10 and 470,116,237.14 is: 648,761,910.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,459,717.14 : 1,168,117,116.10 = 470,116,237.14 : x
  2. Step 2: Convert to fraction form
    846,459,717.14/1,168,117,116.10 = 470,116,237.14/x
  3. Step 3: Cross multiply
    846,459,717.14x = 1,168,117,116.10 × 470,116,237.14
  4. Step 4: Simplify right side
    846,459,717.14x = 549,150,823,159,760,448
  5. Step 5: Solve for x
    x = 549,150,823,159,760,448/846,459,717.14
  6. Step 6: Final answer
    x = 648,761,910.39

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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.