Home / 3,849,478,301.88-5,312,283,988.14-2,089,346,072.76

Finding the Fourth Proportional to 3,849,478,301.88, 5,312,283,988.14 and 2,089,346,072.76

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Solution

The fourth proportional to 3,849,478,301.88, 5,312,283,988.14 and 2,089,346,072.76 is: 2,883,299,714.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849,478,301.88 : 5,312,283,988.14 = 2,089,346,072.76 : x
  2. Step 2: Convert to fraction form
    3,849,478,301.88/5,312,283,988.14 = 2,089,346,072.76/x
  3. Step 3: Cross multiply
    3,849,478,301.88x = 5,312,283,988.14 × 2,089,346,072.76
  4. Step 4: Simplify right side
    3,849,478,301.88x = 11,099,199,688,006,139,904
  5. Step 5: Solve for x
    x = 11,099,199,688,006,139,904/3,849,478,301.88
  6. Step 6: Final answer
    x = 2,883,299,714.30

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Double scale
Find fourth proportional to 3,849,478,302.88, 5,312,283,989.52 and 2,089,346,073.76
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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.