Home / 1,263,710,411.02-1,895,824,149.02-434,556,370.45

Finding the Fourth Proportional to 1,263,710,411.02, 1,895,824,149.02 and 434,556,370.45

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Solution

The fourth proportional to 1,263,710,411.02, 1,895,824,149.02 and 434,556,370.45 is: 651,923,458.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,710,411.02 : 1,895,824,149.02 = 434,556,370.45 : x
  2. Step 2: Convert to fraction form
    1,263,710,411.02/1,895,824,149.02 = 434,556,370.45/x
  3. Step 3: Cross multiply
    1,263,710,411.02x = 1,895,824,149.02 × 434,556,370.45
  4. Step 4: Simplify right side
    1,263,710,411.02x = 823,842,461,197,939,200
  5. Step 5: Solve for x
    x = 823,842,461,197,939,200/1,263,710,411.02
  6. Step 6: Final answer
    x = 651,923,458.11

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Double scale
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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.