Home / 7,688,512,881.51-10,610,559,739.16-4,301,220,104.16

Finding the Fourth Proportional to 7,688,512,881.51, 10,610,559,739.16 and 4,301,220,104.16

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Solution

The fourth proportional to 7,688,512,881.51, 10,610,559,739.16 and 4,301,220,104.16 is: 5,935,914,209.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688,512,881.51 : 10,610,559,739.16 = 4,301,220,104.16 : x
  2. Step 2: Convert to fraction form
    7,688,512,881.51/10,610,559,739.16 = 4,301,220,104.16/x
  3. Step 3: Cross multiply
    7,688,512,881.51x = 10,610,559,739.16 × 4,301,220,104.16
  4. Step 4: Simplify right side
    7,688,512,881.51x = 45,638,352,866,444,173,312
  5. Step 5: Solve for x
    x = 45,638,352,866,444,173,312/7,688,512,881.51
  6. Step 6: Final answer
    x = 5,935,914,209.91

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Double scale
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1.5x scale

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.