Home / 55,549,864,663.50-76,658,843,095.47-30,518,480,230.86

Finding the Fourth Proportional to 55,549,864,663.50, 76,658,843,095.47 and 30,518,480,230.86

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Solution

The fourth proportional to 55,549,864,663.50, 76,658,843,095.47 and 30,518,480,230.86 is: 42,115,519,123.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,549,864,663.50 : 76,658,843,095.47 = 30,518,480,230.86 : x
  2. Step 2: Convert to fraction form
    55,549,864,663.50/76,658,843,095.47 = 30,518,480,230.86/x
  3. Step 3: Cross multiply
    55,549,864,663.50x = 76,658,843,095.47 × 30,518,480,230.86
  4. Step 4: Simplify right side
    55,549,864,663.50x = 2,339,511,387,529,699,917,824
  5. Step 5: Solve for x
    x = 2,339,511,387,529,699,917,824/55,549,864,663.50
  6. Step 6: Final answer
    x = 42,115,519,123.25

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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.