Home / 30,536,596,987.63-42,140,885,091.18-16,804,970,076.29

Finding the Fourth Proportional to 30,536,596,987.63, 42,140,885,091.18 and 16,804,970,076.29

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Solution

The fourth proportional to 30,536,596,987.63, 42,140,885,091.18 and 16,804,970,076.29 is: 23,191,068,514.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,536,596,987.63 : 42,140,885,091.18 = 16,804,970,076.29 : x
  2. Step 2: Convert to fraction form
    30,536,596,987.63/42,140,885,091.18 = 16,804,970,076.29/x
  3. Step 3: Cross multiply
    30,536,596,987.63x = 42,140,885,091.18 × 16,804,970,076.29
  4. Step 4: Simplify right side
    30,536,596,987.63x = 708,176,312,945,537,056,768
  5. Step 5: Solve for x
    x = 708,176,312,945,537,056,768/30,536,596,987.63
  6. Step 6: Final answer
    x = 23,191,068,514.69

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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.