Home / 28,426,736,644,809-39,228,896,569,838-16,260,700,168,905

Finding the Fourth Proportional to 28,426,736,644,809, 39,228,896,569,838 and 16,260,700,168,905

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Solution

The fourth proportional to 28,426,736,644,809, 39,228,896,569,838 and 16,260,700,168,905 is: 22,439,766,233,089.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,426,736,644,809 : 39,228,896,569,838 = 16,260,700,168,905 : x
  2. Step 2: Convert to fraction form
    28,426,736,644,809/39,228,896,569,838 = 16,260,700,168,905/x
  3. Step 3: Cross multiply
    28,426,736,644,809x = 39,228,896,569,838 × 16,260,700,168,905
  4. Step 4: Simplify right side
    28,426,736,644,809x = 637,889,325,079,121,547,275,272,192
  5. Step 5: Solve for x
    x = 637,889,325,079,121,547,275,272,192/28,426,736,644,809
  6. Step 6: Final answer
    x = 22,439,766,233,089.80

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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.