Home / 28,973,376,005.60-43,460,064,008.40-8,293,943,813.60

Finding the Fourth Proportional to 28,973,376,005.60, 43,460,064,008.40 and 8,293,943,813.60

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Solution

The fourth proportional to 28,973,376,005.60, 43,460,064,008.40 and 8,293,943,813.60 is: 12,440,915,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,376,005.60 : 43,460,064,008.40 = 8,293,943,813.60 : x
  2. Step 2: Convert to fraction form
    28,973,376,005.60/43,460,064,008.40 = 8,293,943,813.60/x
  3. Step 3: Cross multiply
    28,973,376,005.60x = 43,460,064,008.40 × 8,293,943,813.60
  4. Step 4: Simplify right side
    28,973,376,005.60x = 360,455,329,021,129,195,520
  5. Step 5: Solve for x
    x = 360,455,329,021,129,195,520/28,973,376,005.60
  6. Step 6: Final answer
    x = 12,440,915,720.40

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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.