Home / 760,756,848.10-1,141,119,026.09-208,059,278.52

Finding the Fourth Proportional to 760,756,848.10, 1,141,119,026.09 and 208,059,278.52

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Solution

The fourth proportional to 760,756,848.10, 1,141,119,026.09 and 208,059,278.52 is: 312,084,474.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,756,848.10 : 1,141,119,026.09 = 208,059,278.52 : x
  2. Step 2: Convert to fraction form
    760,756,848.10/1,141,119,026.09 = 208,059,278.52/x
  3. Step 3: Cross multiply
    760,756,848.10x = 1,141,119,026.09 × 208,059,278.52
  4. Step 4: Simplify right side
    760,756,848.10x = 237,420,401,270,732,128
  5. Step 5: Solve for x
    x = 237,420,401,270,732,128/760,756,848.10
  6. Step 6: Final answer
    x = 312,084,474.64

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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.