Home / 1,213,127,952,001.80-1,674,169,198,379.10-671,804,673,746.50

Finding the Fourth Proportional to 1,213,127,952,001.80, 1,674,169,198,379.10 and 671,804,673,746.50

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Solution

The fourth proportional to 1,213,127,952,001.80, 1,674,169,198,379.10 and 671,804,673,746.50 is: 927,119,592,172.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,127,952,001.80 : 1,674,169,198,379.10 = 671,804,673,746.50 : x
  2. Step 2: Convert to fraction form
    1,213,127,952,001.80/1,674,169,198,379.10 = 671,804,673,746.50/x
  3. Step 3: Cross multiply
    1,213,127,952,001.80x = 1,674,169,198,379.10 × 671,804,673,746.50
  4. Step 4: Simplify right side
    1,213,127,952,001.80x = 1,124,714,692,113,510,818,643,968
  5. Step 5: Solve for x
    x = 1,124,714,692,113,510,818,643,968/1,213,127,952,001.80
  6. Step 6: Final answer
    x = 927,119,592,172.95

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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.