Home / 746,658,556.48-1,030,234,977.72-429,057,457.12

Finding the Fourth Proportional to 746,658,556.48, 1,030,234,977.72 and 429,057,457.12

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Solution

The fourth proportional to 746,658,556.48, 1,030,234,977.72 and 429,057,457.12 is: 592,010,894.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,658,556.48 : 1,030,234,977.72 = 429,057,457.12 : x
  2. Step 2: Convert to fraction form
    746,658,556.48/1,030,234,977.72 = 429,057,457.12/x
  3. Step 3: Cross multiply
    746,658,556.48x = 1,030,234,977.72 × 429,057,457.12
  4. Step 4: Simplify right side
    746,658,556.48x = 442,029,999,776,623,104
  5. Step 5: Solve for x
    x = 442,029,999,776,623,104/746,658,556.48
  6. Step 6: Final answer
    x = 592,010,894.32

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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.