Home / 19,446,864,457.64-26,828,455,290.46-13,018,755,477.74

Finding the Fourth Proportional to 19,446,864,457.64, 26,828,455,290.46 and 13,018,755,477.74

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Solution

The fourth proportional to 19,446,864,457.64, 26,828,455,290.46 and 13,018,755,477.74 is: 17,960,381,224.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,446,864,457.64 : 26,828,455,290.46 = 13,018,755,477.74 : x
  2. Step 2: Convert to fraction form
    19,446,864,457.64/26,828,455,290.46 = 13,018,755,477.74/x
  3. Step 3: Cross multiply
    19,446,864,457.64x = 26,828,455,290.46 × 13,018,755,477.74
  4. Step 4: Simplify right side
    19,446,864,457.64x = 349,273,099,272,112,177,152
  5. Step 5: Solve for x
    x = 349,273,099,272,112,177,152/19,446,864,457.64
  6. Step 6: Final answer
    x = 17,960,381,224.07

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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.