Home / 1,208,110,702.23-1,666,248,277.23-784,860,733.77

Finding the Fourth Proportional to 1,208,110,702.23, 1,666,248,277.23 and 784,860,733.77

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Solution

The fourth proportional to 1,208,110,702.23, 1,666,248,277.23 and 784,860,733.77 is: 1,082,494,214.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,110,702.23 : 1,666,248,277.23 = 784,860,733.77 : x
  2. Step 2: Convert to fraction form
    1,208,110,702.23/1,666,248,277.23 = 784,860,733.77/x
  3. Step 3: Cross multiply
    1,208,110,702.23x = 1,666,248,277.23 × 784,860,733.77
  4. Step 4: Simplify right side
    1,208,110,702.23x = 1,307,772,845,509,736,192
  5. Step 5: Solve for x
    x = 1,307,772,845,509,736,192/1,208,110,702.23
  6. Step 6: Final answer
    x = 1,082,494,214.39

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Double scale
Find fourth proportional to 1,208,110,703.23, 1,666,248,278.61 and 784,860,734.77
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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.