Home / 8,847,607,575.86-12,212,608,153.95-7,042,430,709

Finding the Fourth Proportional to 8,847,607,575.86, 12,212,608,153.95 and 7,042,430,709

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Solution

The fourth proportional to 8,847,607,575.86, 12,212,608,153.95 and 7,042,430,709 is: 9,720,870,411.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,847,607,575.86 : 12,212,608,153.95 = 7,042,430,709 : x
  2. Step 2: Convert to fraction form
    8,847,607,575.86/12,212,608,153.95 = 7,042,430,709/x
  3. Step 3: Cross multiply
    8,847,607,575.86x = 12,212,608,153.95 × 7,042,430,709
  4. Step 4: Simplify right side
    8,847,607,575.86x = 86,006,446,700,361,285,632
  5. Step 5: Solve for x
    x = 86,006,446,700,361,285,632/8,847,607,575.86
  6. Step 6: Final answer
    x = 9,720,870,411.91

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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.