Home / 2,175,390,851,455-3,002,048,708,100.20-1,186,621,513,650.50

Finding the Fourth Proportional to 2,175,390,851,455, 3,002,048,708,100.20 and 1,186,621,513,650.50

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Solution

The fourth proportional to 2,175,390,851,455, 3,002,048,708,100.20 and 1,186,621,513,650.50 is: 1,637,542,779,807.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,390,851,455 : 3,002,048,708,100.20 = 1,186,621,513,650.50 : x
  2. Step 2: Convert to fraction form
    2,175,390,851,455/3,002,048,708,100.20 = 1,186,621,513,650.50/x
  3. Step 3: Cross multiply
    2,175,390,851,455x = 3,002,048,708,100.20 × 1,186,621,513,650.50
  4. Step 4: Simplify right side
    2,175,390,851,455x = 3,562,295,582,058,387,433,586,688
  5. Step 5: Solve for x
    x = 3,562,295,582,058,387,433,586,688/2,175,390,851,455
  6. Step 6: Final answer
    x = 1,637,542,779,807.02

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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.