Home / 77,142,845,417.76-115,714,658,178.09-24,079,430,408.76

Finding the Fourth Proportional to 77,142,845,417.76, 115,714,658,178.09 and 24,079,430,408.76

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Solution

The fourth proportional to 77,142,845,417.76, 115,714,658,178.09 and 24,079,430,408.76 is: 36,119,267,364.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,142,845,417.76 : 115,714,658,178.09 = 24,079,430,408.76 : x
  2. Step 2: Convert to fraction form
    77,142,845,417.76/115,714,658,178.09 = 24,079,430,408.76/x
  3. Step 3: Cross multiply
    77,142,845,417.76x = 115,714,658,178.09 × 24,079,430,408.76
  4. Step 4: Simplify right side
    77,142,845,417.76x = 2,786,343,058,872,768,921,600
  5. Step 5: Solve for x
    x = 2,786,343,058,872,768,921,600/77,142,845,417.76
  6. Step 6: Final answer
    x = 36,119,267,364.12

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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.