Finding the Fourth Proportional to 9,176,251,864,364.40, 12,663,163,153,511 and 5,009,495,211,028
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Solution
The fourth proportional to 9,176,251,864,364.40, 12,663,163,153,511 and 5,009,495,211,028 is: 6,913,068,223,457.44
Step by Step Solution
- Step 1: Write the proportion equation
9,176,251,864,364.40 : 12,663,163,153,511 = 5,009,495,211,028 : x - Step 2: Convert to fraction form
9,176,251,864,364.40/12,663,163,153,511 = 5,009,495,211,028/x - Step 3: Cross multiply
9,176,251,864,364.40x = 12,663,163,153,511 × 5,009,495,211,028 - Step 4: Simplify right side
9,176,251,864,364.40x = 63,436,055,173,979,578,556,219,392 - Step 5: Solve for x
x = 63,436,055,173,979,578,556,219,392/9,176,251,864,364.40 - Step 6: Final answer
x = 6,913,068,223,457.44
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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.