Home / 933,847,437.51-1,288,736,870.13-510,484,495.32

Finding the Fourth Proportional to 933,847,437.51, 1,288,736,870.13 and 510,484,495.32

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Solution

The fourth proportional to 933,847,437.51, 1,288,736,870.13 and 510,484,495.32 is: 704,483,585.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,847,437.51 : 1,288,736,870.13 = 510,484,495.32 : x
  2. Step 2: Convert to fraction form
    933,847,437.51/1,288,736,870.13 = 510,484,495.32/x
  3. Step 3: Cross multiply
    933,847,437.51x = 1,288,736,870.13 × 510,484,495.32
  4. Step 4: Simplify right side
    933,847,437.51x = 657,880,190,748,589,440
  5. Step 5: Solve for x
    x = 657,880,190,748,589,440/933,847,437.51
  6. Step 6: Final answer
    x = 704,483,585.14

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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.