Home / 15,931,834,696.86-21,985,355,507.77-8,795,095,267.20

Finding the Fourth Proportional to 15,931,834,696.86, 21,985,355,507.77 and 8,795,095,267.20

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Solution

The fourth proportional to 15,931,834,696.86, 21,985,355,507.77 and 8,795,095,267.20 is: 12,136,913,284.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,931,834,696.86 : 21,985,355,507.77 = 8,795,095,267.20 : x
  2. Step 2: Convert to fraction form
    15,931,834,696.86/21,985,355,507.77 = 8,795,095,267.20/x
  3. Step 3: Cross multiply
    15,931,834,696.86x = 21,985,355,507.77 × 8,795,095,267.20
  4. Step 4: Simplify right side
    15,931,834,696.86x = 193,363,296,174,097,399,808
  5. Step 5: Solve for x
    x = 193,363,296,174,097,399,808/15,931,834,696.86
  6. Step 6: Final answer
    x = 12,136,913,284.21

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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.