Home / 28,166,616,051.30-42,249,924,076.95-26,038,206,656.10

Finding the Fourth Proportional to 28,166,616,051.30, 42,249,924,076.95 and 26,038,206,656.10

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Solution

The fourth proportional to 28,166,616,051.30, 42,249,924,076.95 and 26,038,206,656.10 is: 39,057,309,984.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,166,616,051.30 : 42,249,924,076.95 = 26,038,206,656.10 : x
  2. Step 2: Convert to fraction form
    28,166,616,051.30/42,249,924,076.95 = 26,038,206,656.10/x
  3. Step 3: Cross multiply
    28,166,616,051.30x = 42,249,924,076.95 × 26,038,206,656.10
  4. Step 4: Simplify right side
    28,166,616,051.30x = 1,100,112,254,320,158,965,760
  5. Step 5: Solve for x
    x = 1,100,112,254,320,158,965,760/28,166,616,051.30
  6. Step 6: Final answer
    x = 39,057,309,984.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.