Home / 713,035,230.48-983,623,836.96-475,289,784.72

Finding the Fourth Proportional to 713,035,230.48, 983,623,836.96 and 475,289,784.72

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Solution

The fourth proportional to 713,035,230.48, 983,623,836.96 and 475,289,784.72 is: 655,656,749.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,035,230.48 : 983,623,836.96 = 475,289,784.72 : x
  2. Step 2: Convert to fraction form
    713,035,230.48/983,623,836.96 = 475,289,784.72/x
  3. Step 3: Cross multiply
    713,035,230.48x = 983,623,836.96 × 475,289,784.72
  4. Step 4: Simplify right side
    713,035,230.48x = 467,506,361,714,178,816
  5. Step 5: Solve for x
    x = 467,506,361,714,178,816/713,035,230.48
  6. Step 6: Final answer
    x = 655,656,749.81

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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.