Home / 693,838,426,665.96-1,039,526,370,786.80-290,031,746,970.60

Finding the Fourth Proportional to 693,838,426,665.96, 1,039,526,370,786.80 and 290,031,746,970.60

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Solution

The fourth proportional to 693,838,426,665.96, 1,039,526,370,786.80 and 290,031,746,970.60 is: 434,532,936,998.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,838,426,665.96 : 1,039,526,370,786.80 = 290,031,746,970.60 : x
  2. Step 2: Convert to fraction form
    693,838,426,665.96/1,039,526,370,786.80 = 290,031,746,970.60/x
  3. Step 3: Cross multiply
    693,838,426,665.96x = 1,039,526,370,786.80 × 290,031,746,970.60
  4. Step 4: Simplify right side
    693,838,426,665.96x = 301,495,649,341,303,271,981,056
  5. Step 5: Solve for x
    x = 301,495,649,341,303,271,981,056/693,838,426,665.96
  6. Step 6: Final answer
    x = 434,532,936,998.10

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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.